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Space photo of the week: James Webb telescope reveals mysterious 'light echo' in the broken heart of Cassiopeia
By Shreejaya Karantha published
Beautifully captured by the James Webb Space Telescope (JWST), this image shows interstellar gas and dust lit up by a dead star in Cassiopeia.

James Webb Space Telescope reveals how a cosmic 'Phoenix' cools off to birth stars
By Robert Lea published
"The Phoenix cluster has the largest reservoir of hot, cooling gas of any galaxy cluster."

'Just the tip of the iceberg': Why risky asteroids like 2024 YR4 will pester Earth for decades to come
By Patrick Pester published
The world is watching as NASA tweaks the odds that asteroid 2024 YR4 will hit Earth. But how threatening is YR4, and how does it compare to other potentially hazardous space rocks?

Asteroid YR4 impact odds plummet as NASA changes threat level of 'city-killer'
By Patrick Pester published
NASA has been changing the odds of asteroid 2024 YR4 hitting Earth in recent days, but the latest shift significantly downgrades the asteroid's threat level and makes a moon strike more likely.

Scientists may have just discovered 300 of the rarest black holes in the universe
By Ben Turner published
How black holes grow to monstrous scales is one of astronomy's prevailing enigmas. A new record-breaking dataset, which reveals 300 potential 'missing link black holes', could help to unravel it.

NASA just changed the odds of asteroid YR4 hitting Earth in 2032 yet again
By Patrick Pester published
NASA increased the chances of asteroid 2024 YR4 hitting Earth to 1 in 32, or 3.1%, on Tuesday, but they're now back down to 1 in 67, or 1.5%.

Chance of 'city-killer' asteroid 2024 YR4 smashing into Earth rises yet again to 3.1%, NASA reports
By Patrick Pester published
NASA has increased the chances of asteroid 2024 YR4 hitting Earth in 2032 to 1 in 32, or 3.1%, up from 1 in 42 as reported in previous calculations.

James Webb Space Telescope discovers mysterious flares near the Milky Way's monster black hole
By Ben Turner published
Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the James Webb Space Telescope to find out why.

'Like a family photo of our solar system': The James Webb telescope is watching 2 alien planets being born before our eyes
By Evan Gough published
Aimed at the nearby star PDS 70, the James Webb Space Telescope is watching newborn planets take shape before our eyes in uprecedented detail.

NASA rover discovers liquid water 'ripples' carved into Mars rock — and it could rewrite the Red Planet's history
By Joanna Thompson published
NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had open water for longer in its history than previously thought.
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