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Webb sees a cat’s tail in Beta Pictoris
Astronomers using the Webb space telescope discovered a cat's tail in Beta Pictoris, one of the best-known and most fascinating star systems.
February 1, 2024
New stamps feature Webb images of the cosmos!
Two new stamps feature Webb images of our amazing universe. The U.S. Postal Service issued them on January 22, 2024, to celebrate Webb's incredible mission.
January 31, 2024
Astronomers find smallest exoplanet yet with water vapor
Astronomers have found the smallest exoplanet yet with water vapor. GJ 9827 d is a hot steamy world. But is it rocky like Earth or a mini-Neptune?
January 30, 2024
Oldest-known black hole is eating its galaxy
Astronomers have discovered the oldest-known black hole. It dates back more than 13 billion years, to when the universe was only 400 million years old.
January 28, 2024
The moon is shrinking, causing moonquakes near planned Artemis landing sites
The moon is shrinking and causing moonquakes and faults near its south pole. But this region is important for future Artemis missions because of ice.
January 28, 2024
How far is Betelgeuse, the famous red supergiant star?
Betelgeuse is bright and it's exciting because one day it will explode - but how far away is it, really? Astronomers aren't sure.
January 26, 2024
The universe may be younger than we thought
A new study analyzed the motions of satellite galaxy pairs around a large galaxy group and showed the universe may be younger than the standard model predicts.
January 25, 2024
Exoplanet with a tail: a hot Jupiter looks like a giant comet
Researchers at UCLA have found an exoplanet with a tail. The hot Jupiter WASP-69b has a huge comet-like tail of gas 350,000 miles (560,000 km) long.
January 24, 2024
Shapes of early galaxies: surfboards and pool noodles
NASA's Webb space telescope has revealed that many early galaxies in the universe resembled surfboards and pool noodles in shape.
January 23, 2024
Is this nearby exoplanet a water world? Or a mini-Neptune?
A new study says that an exoplanet 50 light-years away is either a water world or a mini-Neptune. NASA's Webb telescope might tell us which it is.
January 23, 2024
