This Bizarre Galaxy Doesn't Spin. We Now Know Why
Why It Matters
A galaxy without rotation provides a unique test of merger physics and angular‑momentum acquisition, reshaping models of early galaxy evolution and informing dark‑matter studies.
Key Takeaways
- •Blue Origin explosion may delay Glenn launches up to 18 months.
- •NASA's Roman telescope set for August 2026 launch, on schedule.
- •Early universe hosts supermassive black holes comprising up to half galaxy mass.
- •Non‑spinning galaxy likely formed by collision of opposite‑spin galaxies.
- •Exocomet mass may account for part of Milky Way dark matter.
Summary
The video opens with a roundup of recent space news, highlighting a newly identified galaxy, XMM‑J... that shows virtually no rotation less than 2 billion years after the Big Bang.
Researchers propose the galaxy’s lack of spin results from a head‑on merger of two proto‑galaxies with opposite angular momentum, canceling rotation and leaving a chaotic, “bee‑like” stellar distribution. The segment also touches on Blue Origin’s Glenn explosion, Roman telescope launch schedule, and discoveries of over‑massive black holes and early quenched galaxies.
Notable details include Blue Origin’s estimate of a six‑month recovery versus independent analysts’ 12‑18 month outlook, NASA’s Roman telescope now slated for late August 2026, and spectroscopic surveys suggesting the massive black holes may be outliers. The non‑spinning galaxy observation was reported by Mark Thompson.
If confirmed, the finding challenges the assumption that angular momentum is ubiquitous in galaxy formation, offering a rare laboratory to test merger dynamics and dark‑matter distribution, while the broader news underscores the volatile path of commercial launch providers and the imminent data influx from upcoming observatories.
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