SpaceTech Social Media and Updates

Amazon's Faster, Single-Dish Wi‑Fi Wins Delta over Starlink
SocialApr 13, 2026

Amazon's Faster, Single-Dish Wi‑Fi Wins Delta over Starlink

This may explain why Delta went with Amazon instead of Starlink. 3X the download speed and only a single dish required for each aircraft. $AMZN $DAL

By Steven Spencer
MGU Revives Apophis Mission as Modern Cubesat
SocialApr 13, 2026

MGU Revives Apophis Mission as Modern Cubesat

Moscow State University, MGU (my alma mater;) suddenly revived the idea of a mission to Apophis, but now in a cubesat form. No mention of the original project from two decades ago, but https://t.co/5Uo4JA9Xcu uniquely preserves the context: https://t.co/oNmeevbzhR https://t.co/nNmr4JJzyS

By Anatoly Zak
Hawkeye360 IPO Preps with $117M Revenue, Massive Backlog
SocialApr 13, 2026

Hawkeye360 IPO Preps with $117M Revenue, Massive Backlog

Satellite signals-intel provider @hawkeye360, preparing IPO on @NYSE, reports $117.7M in 2025 rev, $24.8M EBITDA and sharply lower operating loss. Revenue was 61% US government, 16% Japan, 23% rest of world. Backlog, at $302.7M, up 6.8x from 2024.https://t.co/E8IPZWf3pK https://t.co/QgmLlopOAW

By Peter B. de Selding
Funding Cuts Kill Reusable Angara Rocket Plans
SocialApr 13, 2026

Funding Cuts Kill Reusable Angara Rocket Plans

...Last but not least, all attempts to develop a reusable version of the Angara rocket are now dead due to absence of funding for that purpose in the newly approved budget, Khrunichev official said. CONTEXT: https://t.co/Mp292k3hJC https://t.co/ENtbupoBsX

By Anatoly Zak
Space ETF Forms Tight Bull Flag Amid Market Volatility
SocialApr 13, 2026

Space ETF Forms Tight Bull Flag Amid Market Volatility

$UFO Daily. High, tight bull flag for Space ETF. One of the cleaner ETF charts in the entire market right now amid wild headline volatility. https://t.co/i7ypmTDTuC

By chessNwine
Artemis–Chinese Space Station Distance Might Exceed Estimates
SocialApr 13, 2026

Artemis–Chinese Space Station Distance Might Exceed Estimates

Oh, but wait.... A preliminary check suggests the Artemis- Chinese Space Station max distance may be even larger. I'll have to do a more careful analysis

By Jonathan McDowell
Ukraine’s Yuzhnoe Previously Built Massive Solid Rocket Boosters
SocialApr 13, 2026

Ukraine’s Yuzhnoe Previously Built Massive Solid Rocket Boosters

Very interesting. Do we know anything about these rocket boosters? They are new to me. Ukraine's Yuzhnoe did build the RT-23 and R-39 solid missiles (2.4m dia) in the Soviet era.

By Jonathan McDowell
Artemis 2 Set Record: 413,145 Km From Earth
SocialApr 13, 2026

Artemis 2 Set Record: 413,145 Km From Earth

Artemis 2 was the furthest human voyage from Earth. Per the final JPL Horizons trajectory I estimate the max distance from the geocenter was 413145 km at 2304 UTC Apr 6 (about 4 km less and 1...

By Jonathan McDowell
Angara-5M to Launch PTK Prototype by 2028
SocialApr 13, 2026

Angara-5M to Launch PTK Prototype by 2028

Upgraded Angara-5M rocket is now promised to fly with a development prototype of the PTK crew vehicle during a 2027-2028 period (a delay from 2025). Context and full story: https://t.co/ithnEIbQfV https://t.co/g9fUBxzoNz

By Anatoly Zak
Europa Clipper Probes Hidden Ocean for Extraterrestrial Life
SocialApr 13, 2026

Europa Clipper Probes Hidden Ocean for Extraterrestrial Life

NASA’s Europa Clipper Explores Hidden Oceans for Signs of Life by @BrianRoemmele #SpaceTech #Tech #Technology #EmergingTech #Space https://t.co/2O5Lx5ewb1

By Ron van Loon
Congrats Artemis II—NASA’s Backup Crew Ready for Artemis III
SocialApr 13, 2026

Congrats Artemis II—NASA’s Backup Crew Ready for Artemis III

Congrats on Artemis II. Just in case you need a backup crew for Artemis III... @nasa

By Dennis Hong Threads
From Gagarin to Artemis: Stepwise Journey to Lunar Settlement
SocialApr 13, 2026

From Gagarin to Artemis: Stepwise Journey to Lunar Settlement

Today is International Day of Human Spaceflight. On April 12, 1961, Russian cosmonaut Yuri Gagarin became the first human to leave Earth. He made one orbit. That was just the beginning. Now, 65 years later, Artemis II has taken humans beyond...

By Astropartigirl
Anticipating History's Most Powerful V3 Raptor Static Fire
SocialApr 12, 2026

Anticipating History's Most Powerful V3 Raptor Static Fire

Let's go! 🔥 Can't wait to see this magic for the first time. Presumably will be the most powerful static fire in history using V3 Raptors. No big deal.... right?

By Marcus House
Artemis Highlights NASA’s Evolving Mission Landscape
SocialApr 12, 2026

Artemis Highlights NASA’s Evolving Mission Landscape

This post is now a newsletter, with hyperlinked sources + some thoughts on Artemis and the state of NASA https://ayanaelizabeth.substack.com/p/earth-is-blue-thank-you-artemis

By Dr. Ayana Elizabeth Johnson
Compact X‑ray Telescope Resolves 3.5 Mm at One Kilometer
SocialApr 12, 2026

Compact X‑ray Telescope Resolves 3.5 Mm at One Kilometer

A new high-resolution X-ray telescope, developed with advanced mirror technology, can distinguish objects just 3.5 mm wide from a kilometer away, marking a significant step toward compact, high-precision space-based X-ray astronomy. spaceinnovation

By Phys.org Threads
First Human Orbital Flight Marks 65-Year Milestone
SocialApr 12, 2026

First Human Orbital Flight Marks 65-Year Milestone

65 YEARS AGO TODAY: The first human reaches Earth's orbit FULL STORY (and my reconstruction of the event): https://t.co/l1fyUe3ztw https://t.co/KqZ4ndMNXk

By Anatoly Zak
Exhausted Yet Relieved, Fans Crave Faster Moon Missions
SocialApr 12, 2026

Exhausted Yet Relieved, Fans Crave Faster Moon Missions

Anyone else feeling the duality of absolute exhaustion and relief that Artemis 2 is over, and also a sadness in the absence of such an incredible mission to continue captivating the world? I hope @rookisaacman’s plan to launch SLS every...

By Josh Dinner
Dream Realized: Artemis 2 Astronauts Celebrate Moon Mission
SocialApr 12, 2026

Dream Realized: Artemis 2 Astronauts Celebrate Moon Mission

Getting to cover This mission has been a dream. Thanks most to this crew. https://www.space.com/space-exploration/artemis/the-most-special-thing-that-will-ever-happen-in-my-life-artemis-2-astronauts-describe-their-epic-moon-mission

By Josh Dinner
Satellite Internet Surges After Argentina Lifts Provider-Protecting Ban
SocialApr 12, 2026

Satellite Internet Surges After Argentina Lifts Provider-Protecting Ban

Argentina: "satellite internet use exploded once the government lifted its ban, which had, until then, benefited a politically powerful local internet provider." https://t.co/AgkhhECtJH https://t.co/LkfF5ZGwAx

By Scott Lincicome
From Gagarin to Artemis: Humanity’s Space Journey Begins
SocialApr 12, 2026

From Gagarin to Artemis: Humanity’s Space Journey Begins

How it started - how it's going. Yuri Gagarin was the first, 65 years ago today. Artemis 2 crew, safely back from the Moon this week. I salute the bravery, and marvel at what we can do. We've only just...

By Chris Hadfield
South Africa’s Viable Alternatives Ease Starlink Licensing Pressure
SocialApr 12, 2026

South Africa’s Viable Alternatives Ease Starlink Licensing Pressure

Emotions are boiling… The issue of @Starlink in South Africa has been a thorn in the flesh for @elonmusk … South Africa has the potential to be one of the biggest markets for Starlink in Africa… South Africa has reliable &...

By Kudzai Mutisi
One Call to NASA Rescued SpaceX From Collapse
SocialApr 12, 2026

One Call to NASA Rescued SpaceX From Collapse

In 2008, Elon pulled off the greatest heist in history: • SpaceX was dying • Every rocket failed • Boeing was stealing their $1.6 billion contract Then Elon made ONE desperate call to NASA. Here’s how a 60-second convo saved him:

By Early Startup Days
Heat Shield Fine Despite White Discoloration, Says Jared
SocialApr 12, 2026

Heat Shield Fine Despite White Discoloration, Says Jared

Jared clarifies the status of the heat shield; some observers were concerned by an area of white discoloration but it's no big deal.

By Jonathan McDowell
SpaceX Valued Near $15 B, Not $16 B, with Starlink $11‑12 B.
SocialApr 12, 2026

SpaceX Valued Near $15 B, Not $16 B, with Starlink $11‑12 B.

The legacy Twitter business was supposed to be $2.9B last year and xAI was hoping for $500M. That would mean SpaceX itself is just over $15B (not the $16B many have been stating) and Starlink is in the region of...

By Tim Farrar
Zero‑G Liquid Storage Set to Revolutionize Space Missions
SocialApr 12, 2026

Zero‑G Liquid Storage Set to Revolutionize Space Missions

New Zero-G Liquid Storage System Could Transform Space Missions by @interesting_aIl #SpaceTech #Tech #Technology #EmergingTech #Space https://t.co/RrdFcR9tCT

By Ron van Loon
Amazon Leo to Deploy Ka‑Band mmWave by 2026
SocialApr 12, 2026

Amazon Leo to Deploy Ka‑Band mmWave by 2026

Amazon Leo plans to launch services commercially by mid-2026 according to Andy Jassy. The spectrum for user links is millimeter wave (Ka band). Shannon-Hartley Theorem: C = B \log_2(1 + S/N) Where: •C = channel capacity (bits per second) •B = bandwidth (Hz) •S/N =...

By Tren Griffin
Artemis 2: A Bright Gift Amid Growing Negativity
SocialApr 12, 2026

Artemis 2: A Bright Gift Amid Growing Negativity

what a gift to humanity drowning in so much negativity lately - Artemis 2 was... We should celebrate our astronauts, engineers, scientists, and all the awesome people at NASA who made it possible.

By Oleg Ciubotaru
Earth: A Fragile Lifeboat, We’re All Crew
SocialApr 12, 2026

Earth: A Fragile Lifeboat, We’re All Crew

Christina Koch’s reflection on Artemis II crew: “When we saw tiny Earth…what struck me wasn’t necessarily just Earth. It was all the blackness around it. Earth was just this lifeboat hanging undisturbingly in the universe…Planet Earth. You are a crew.” https://t.co/ck2ZZjj1ZC

By Trung Phan
Orion Heat Shield Passes Reentry, Crew Remains Safe
SocialApr 11, 2026

Orion Heat Shield Passes Reentry, Crew Remains Safe

I just had a moment to chat with Lori Glaze, head of the Artemis program, about how the Orion heat shield held up during reentry yesterday. She said they have imagery in hand from divers at the splashdown site, but...

By Stephen Clark
Astronaut Patch Meets Boltzmann's Law: Entropy Art
SocialApr 11, 2026

Astronaut Patch Meets Boltzmann's Law: Entropy Art

Well, the astronauts like @Astro_Suni on the @CBSNews Special Report for the @NASAArtemis splash down have their @NASA patches, so I wore Boltzmann's law, central to the principle of ever increasing disorder. Patch by artist @AndreaLauer

By Janna Levin
Apollo 13 Artifacts Reveal Ingenious Life‑saving Ingenuity
SocialApr 11, 2026

Apollo 13 Artifacts Reveal Ingenious Life‑saving Ingenuity

For this anniversary of the Apollo 13 launch, here are four new artifacts that flew on that heroic mission: 1) Complete Tool Kit 2) Main Bus B Battery Bar used for emergency power 3) Stowage Strap 4) External Decal from Command Module Apollo 13 was...

By Steve Jurvetson
Space Engineer Shares Journey to Inspire Future Explorers
SocialApr 11, 2026

Space Engineer Shares Journey to Inspire Future Explorers

🛰️ I'm Elio — space engineer by trade, storyteller by necessity. I help build and operate the spacecraft that roam Mars and the Moon, and I talk about it here so the next generation of explorers knows the door is...

By The Space Mechanic
Houston Prepares to Greet Artemis II Crew Returning From Moon
SocialApr 11, 2026

Houston Prepares to Greet Artemis II Crew Returning From Moon

The stage is set for Houston to welcome the Artemis II crew home from the Moon. https://t.co/Nwu7iSX1i3

By Stephen Clark
People Question Need for AI-Generated Artemis Images
SocialApr 11, 2026

People Question Need for AI-Generated Artemis Images

I don't understand why there are AI photos from Artemis. I mean, the real pictures are super awesome - there's just no reason for fake. Is there?

By Rhett Allain
Modex
SocialApr 11, 2026

Modex

42 : The modex on the recovery chopper that picked up the @NASAArtemis crew https://t.co/XCCZpzqSUB

By Cosmic Perspective
Russian Launch Warnings Deliberately Obscure Exact Liftoff Timing
SocialApr 11, 2026

Russian Launch Warnings Deliberately Obscure Exact Liftoff Timing

That would explain why recent danger zone warnings ahead of Russian launches have longer time windows and their start time does not match the liftoff time, so to complicate the determination of a moment when the fueled vehicle is on...

By Anatoly Zak
Artemis II Crew Celebrates Orion “Integrity” Aboard USS Murtha
SocialApr 11, 2026

Artemis II Crew Celebrates Orion “Integrity” Aboard USS Murtha

GREAT photo of the crew with their Orion spacecraft "Integrity" in the well deck of the USS John P. Murtha.

By Marcia Smith
Artemis II Crew Returns to Ellington Field at 4:15 PM
SocialApr 11, 2026

Artemis II Crew Returns to Ellington Field at 4:15 PM

NASA tells me the Artemis II crew is expected back at Ellington Field (near JSC) "about" 4:15 pm ET. Will be on NASA+, YouTube, and X.

By Marcia Smith
RAeS Recommends NASA Flight Test Nomination
SocialApr 11, 2026

RAeS Recommends NASA Flight Test Nomination

I think there is an obvious flight test nomination here @NASAAdmin ! (And congrats from all of us at the RAeS)

By Tim Robinson
Navy’s Legacy Fuels Artemis II Astronaut Recovery
SocialApr 11, 2026

Navy’s Legacy Fuels Artemis II Astronaut Recovery

Wings of gold. It's always been the Navy's job to get those astronauts, a legacy that lives on with Artemis II. Proud to have been part of the story of how the Navy prepared for this moment. 🦅🇺🇸🦅🇺🇸⚓️⚓️

By Naveed Jamali
Canada’s Key Contributions to Artemis II Revealed
SocialApr 11, 2026

Canada’s Key Contributions to Artemis II Revealed

When the Moon Met Canada Have you been watching Artemis II with awe? The Canada Letter today, by @LaVjosa, illuminates the Canadian elements in the mission. Sign up to get the New York Times Canada newsletter in your inbox every...

By Matina Stevis-Gridneff
305th ISS Resupply Mission Launches in 2026
SocialApr 11, 2026

305th ISS Resupply Mission Launches in 2026

The 2nd cargo-supply mission of 2026 departed for the International Space Station. This is the 305th flight to assemble and maintain the ISS since its start in 1998: https://t.co/z0hQPyDt9P

By Anatoly Zak
SpaceX Launches NG-24, Falcon 9 Lands Booster Successfully
SocialApr 11, 2026

SpaceX Launches NG-24, Falcon 9 Lands Booster Successfully

🚀SpaceX launched Northrop Grumman NG-24 (CRS-24) this morning at 7:41 a.m. ET from SLC-40. The Falcon 9 carried the Cygnus spacecraft (S.S. Steven R. Nagel) with ~11,000 lbs of supplies and science to the ISS. Booster B1094 (7th flight) nailed...

By Felix Schlang
Artemis II's Parachutes Deploy Flawlessly, Awe-Inspiring Safe Return
SocialApr 11, 2026

Artemis II's Parachutes Deploy Flawlessly, Awe-Inspiring Safe Return

Literally holding my breath watching Artemis II deploy those parachutes and return safely. How amazing?!

By For Better or Worth
Falcon 9 Lifts ISS Cargo as China Readies Jielong‑3 Launch
SocialApr 11, 2026

Falcon 9 Lifts ISS Cargo as China Readies Jielong‑3 Launch

LAUNCH at 1141 UTC Apr 11 of a Falcon 9 from Canaveral with the ISS Cygnus NG-24 cargo ship SS Steven R. Nagel. Also waiting to confirm LAUNCH at 1133 UTC of a Jielong-3 from the Yanjiang area in the South...

By Jonathan McDowell
Decelerators: Slowing Mach 33 to 20 Mph for Planetary Landings
SocialApr 11, 2026

Decelerators: Slowing Mach 33 to 20 Mph for Planetary Landings

Inspired by the #ArtemisII moon mission and/or working in the space industry? June sees @aiaa and @Aerosociety conference on aerodynamic decelerators - how do you slow down an object from Mach 33 to 20mph to land on Earth or other...

By Tim Robinson
Artemis II Proves Engineering Consistency Fuels Lunar Future
SocialApr 11, 2026

Artemis II Proves Engineering Consistency Fuels Lunar Future

53 years after Apollo 17, humans circled the Moon again with Artemis II and returned safely. The Orion capsule's re-entry was a high-stakes test: faster than ISS returns, intense heat, but the adjusted trajectory and robust design delivered. Crew healthy,...

By Fahad Naim
NASA’s Skyfall Mission Aims to Deploy Helicopters on Mars
SocialApr 11, 2026

NASA’s Skyfall Mission Aims to Deploy Helicopters on Mars

NASA’s “Skyfall” Mission Could Drop Helicopters Across Mars by @spaceandtech_ #SpaceTech #Robots #Engineering #Innovation #Technology https://t.co/tNkCvNHm2x

By Ron van Loon
Spacebuilders Share Journey, Thank Followers for Support
SocialApr 11, 2026

Spacebuilders Share Journey, Thank Followers for Support

It’s great to be able to share what those of us in the space industry feel as we build and test our spacecraft. Thank you for following along.

By The Space Mechanic