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Is there a volcanic exomoon orbiting this giant exoplanet?
Astronomers with NASA and Caltech have found that a volcanic exomoon may be producing a cloud of sodium gas near a giant exoplanet 635 light-years away.
October 20, 2024
Could microbial life on Mars be hiding under ice?
A new NASA study said microbial life on Mars could exist in pools of liquid water beneath dusty ice deposits, with enough sunlight for photosynthesis.
October 20, 2024
First 1% of new cosmic atlas reveals millions of galaxies
The Euclid mission to survey the universe and understand the nature of dark energy and expanding universe has just released the first 1% of its cosmic atlas.
October 19, 2024
Eavesdropping on alien signals between exoplanets
Scientists looked for alien signals sent between exoplanets in the TRAPPIST-1 system. They used radio telescopes to seek the intelligent transmissions.
October 18, 2024
Comet A3 was the brightest comet in 27 years!
Comet A3 Tsuchinshan-ATLAS was the brightest comet in 27 years, since Hale-Bopp. Did you see it? More on the comet plus images here.
October 18, 2024
A steam world exoplanet with an earthlike atmosphere?
Astronomers using the Webb space telescope say that the hot exoplanet GJ 9827 d has more water vapor than 1st thought. They call it a steam world exoplanet.
October 16, 2024
Comet A3 has an anti-tail! Can you see it?
Comet A3 and Earth have passed their closest point. But, early this week, we're crossing the plane of the comet's orbit. Some are seeing an anti-tail!
October 14, 2024
Ice on the moon is widespread, new study shows
A new NASA study of permanently shadowed regions near the lunar south pole shows that there is a lot more water ice on the moon than previously thought.
October 14, 2024
Jupiter’s Great Red Spot wiggles like gelatin
New observations with the Hubble Space Telescope show that Jupiter's Great Red Spot wiggles like a bowl of gelatin. It squeezes in and out like a stress ball.
October 13, 2024
Black hole destroys a star, goes after another
A black hole shredded one star and now, a few years later, the debris disk is pummeling another star. This second star flashes in X-ray every time it gets hit.
October 11, 2024
