The Sun Gets Its Close-up: Images from New Solar Telescope
The Daniel K. Inouye Solar Telescope shows some stunning detail on the Sun, including sunspots, fibrils, granules, and other solar textures.
New Photos from NASA's Perseverance and Juno
NASA spacecraft are constantly sending back images from across the solar system. Here are two that caught our eye.
Explore the Night with Bob King
Scientists Confirm: Meteorite Crashed Into New Jersey Home
A rock that crashed through the roof of a house in New Jersey proved to be the real thing — a chunk spalled from a 4.5 billion-year-old asteroid.
New Discoveries Double Number of "Irregular" Saturn Moons
The Minor Planet Center is announcing a bevy of new moons for Saturn that will bring its total to 145 (and break Jupiter's record).
The Moon Deimos Might Be a Piece of Mars
Surprising new results from the United Arab Emirates' Hope probe call the origin of Mars's smaller moon into question.
Second Ring Around Quaoar Puzzles Astronomers
There's a second ring around the far-out dwarf planet Quaoar, adding to the mystery of how this world hosts rings at such wide orbits.
Four of Uranus's Moons Might Contain Briny Oceans
Four of Uranus's five icy moons likely contain a thin layer of briny (or otherwise enriched) water, astronomers have concluded from Voyager 2 data.
The Sun's Ramping Up Activity — But Still Weaker Than in the Past
The Sun has recently experienced an uptick in activity, with lots of sunspots accompanied by flares, coronal mass ejections, and visible auroras — but experts still expect a mild solar cycle.
Magnets Are Bad News for Meteorites
Common handheld magnets can erase crucial data in ancient meteorites.
Explore the Night with Bob King
See the Young Moon and the Lyrid Meteor Shower
We have an exciting week ahead with a crescent Moon that might break your observing record followed by a well-timed Lyrid meteor shower.
Astronomy in Space with David Dickinson
European JUICE Mission Launches for Jupiter
The European Space Agency’s first dedicated mission to the icy moons of Jupiter has launched successfully.
85,000 Volcanoes Mapped on Venus
A new catalog pinpoints volcanic cones in the best available surface images of Venus – those gathered 30 years ago by NASA’s Magellan spacecraft.
Does Earth Have a New Quasi-Moon?
Astronomers have discovered an asteroid that orbits the Sun with Earth, earning it the moniker "quasi-moon."
James Webb Space Telescope Captures Another Ringed Planet
Webb has returned an image of ringed Uranus, currently experiencing the dog days of northern hemisphere summer.
Pleasures of Lunar Pareidolia
Do you still see animal shapes in clouds? If so, you'll enjoy doing the same with the Moon, home to the Moon Maiden, a giant pair of scissors, and other fantastic specters of light and shadow.
The Odd Behavior of Interstellar Object 'Oumuamua, Explained
It wasn't aliens after all — an astrochemist and an astronomer have teamed up to explain why the interstellar object 1I/'Oumuamua behaved the way it did.
Analysis of Asteroid Ryugu Reveals Prebiotic Compounds
Prebiotic compounds previously found in meteorites have now turned up in pristine samples from the asteroid Ryugu, confirming their extraterrestrial origin.
Finally! Scientists Find Active Volcano on Venus
After decades of searching, scientists have finally found a clear sign of active volcanism on Venus.
Amateur Astronomers Help Provide Uninterrupted View of Venus’s Clouds
The newest observations will help astronomers understand a planetary-scale wave in the atmosphere of our sister planet.
Water on Earth Might Predate the Solar System
Astronomers studying the water vapor around a newborn star find that it’s chemically similar to ice in solar system comets, a possible source of Earth’s oceans.