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Barred Galaxy at 2 Billion Years, Mars Biosignatures & UK's £7.8B Space Plan
Audio is available on Spreaker — see link below.
James Webb confirms the earliest known barred spiral galaxy, Perseverance returns its strongest Mars biosignature evidence yet, and the UK commits £7.8 billion to space. Today's biggest stories in space and astronomy, clear and fast.
Audio is available on Spreaker — see link below.
A galaxy with a fully formed bar structure existed just two billion years after the Big Bang. That's the confirmed finding from the James Webb Space Telescope, and it's shifting what we thought we knew about how quickly the early universe organized itself.
The second story today connects to a different kind of time capsule. Trans-Neptunian objects, the frozen bodies drifting beyond Neptune, have been analyzed jointly by Hubble and Webb, and the results are striking.
On Mars, Perseverance has returned what a joint Imperial College and NASA team is now calling the strongest signs of potential life found on the planet so far. The specific evidence is iron-phosphate and iron-sulfide nodules in the Jezero Crater mudstones at a site called Bright Angel.
The UK has formalized a seven-point-eight billion pound national space strategy. The headline item for science is Rosalind Franklin, the British-built Mars rover now confirmed for a late two-thousand-and-twenty-eight launch, with arrival at Oxia Planum scheduled for November two-thousand-and-thirty.
The thread connecting today's stories is preservation. Ancient galaxies that matured faster than they should have.
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