New Horizons provided close-up images of Pluto in 2015. For many on Earth today, these spacecraft images provide a once-in-a-lifetime glimpse of Pluto. Read about the new Pluto feature names.
This new Hubble Space Telescope portrait of Jupiter reveals a smaller-than-usual Great Red Spot and an intense color palette in Jupiter's swirling clouds. NASA said, "The colors, and their changes, provide important clues to ongoing processes in Jupiter’s atmosphere."
Our universe is a tapestry of galaxy congregations and vast voids. An international team of astronomers has now published a new study revealing more of this cosmic structure as it appears surrounding our Milky Way.
Don't listen to people who tell you that supermoons are hype. Supermoons aren't hype; they're folklore, like Blue Moons or Black Moons or the beloved Harvest Moons.
Astronomers didn't expect to see a thin disk around the supermassive black hole at the center of galaxy NGC 3147, some 130 million light-years away. They're using Einstein’s theories of relativity to understand the velocities involved, and the intensity of the black hole's pull.
"We knew the Milky Way had a bar, like other barred spiral galaxies. But we only had indirect indications from the motions of stars and gas. This is the first time we see the galactic bar in 3D space, based on geometric measurements of stellar distances."
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.
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