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A black hole with rings: V404 Cygni
Huge rings of dust were discovered by astronomers around the black hole V404 Cygni in 2015. The rings are only visible in X-ray images.
August 24, 2021
A spiral arm break in the Milky Way
Scientists discovered a spiral arm break in the Milky Way, lying some 4,000 light-years away, which contains some of the most famous nebulas in the heavens.
August 20, 2021
Heads up! Close asteroid pass August 21
Close asteroid pass August 21, 2021. This fast-moving asteroid is designed 2016 AJ193. It's currently rushing inward toward the sun. It will not strike Earth.
August 20, 2021
NASA’s Juno mission celebrates 10 years
NASA's Juno mission to Jupiter is now in its 10th year. To celebrate, the team has released a new infrared image of Jupiter's largest moon Ganymede.
August 16, 2021
Red dwarf planets may be safe from superflares
Planets orbiting red dwarf stars could still be habitable despite superflares of intense radiation coming from the stars. It all has to do with the direction the flares are erupting in.
August 15, 2021
Starship stacking produces world’s tallest rocket
Starship by SpaceX is a 2-stage, fully reusable space transportation system . It'll carry crew and cargo to Earth orbit, the moon, Mars, and beyond.
August 13, 2021
New odds on asteroid Bennu. Will it strike Earth?
At a press conference August 11, 2021, planetary scientists released new odds on asteroid Bennu and its potential to strike Earth.
August 12, 2021
Jupiter’s energy crisis solved: Auroras roast upper atmosphere
Scientists solved the mystery of Jupiter's energy crisis by learning that auroras roast the upper atmosphere of the gas giant planet.
August 12, 2021
Perseid photos 2021: A week of shooting stars
2021 Perseid photos from this year's favorite summertime meteor shower. Thanks to all who are contributing at EarthSky Community Photos!
August 11, 2021
A rare nova visible to the eye. See it while you can!
A rare nova visible to the eye erupted this week in the direction of the constellation Ophiuchus the Serpent Bearer. Look for it soon!
August 10, 2021
