They are the world's only known surviving set of giant panda triplets, born at a zoo in southern China. All three are adorable ... and expected to survive.
We now know more than 1,800 exoplanets - worlds orbiting distant suns - but zero exomoons. UT Arlington physicists propose a new way to search for them.
Last week, Rosetta became the first spacecraft ever to rendezvous with a comet. Now the spacecraft is in a race against time. Rosetta's next challenges, here.
Astronomers used Hubble Space Telescope images to spot a star system that could have left behind a "zombie star" after an unusually weak supernova explosion.
Uranus - the sideways planet - has a weird spin and the strangest seasons of any of our solar system's planets. Astronomers called this week's storms "surprising."
The Rosetta spacecraft has succeessfully completed its historic approach to Comet 67P/Churyumov–Gerasimenko and is now traveling in tandem with the comet.
Deborah Byrd (asteroid 3505 Byrd) helps edit EarthSky.org and is a frequent host of EarthSky videos. Deborah created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Prior to that, she had worked for the University of Texas McDonald Observatory since 1976, and created and produced their Star Date radio series. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named in her honor in 1990, a Public Service Award from the National Science Board in 2003, and the Education Prize from the American Astronomical Society in 2020. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.