Astronomy
What Are These Mysterious Dark 'Spokes' on Saturn's Rings?
A Hubble image highlights the seasonal features, which scientists think could be caused by interactions between the planet's magnetic field and solar wind
Nine Dazzling Celestial Events to Watch in 2024
Skywatchers can expect spectacular meteor showers, a comet soaring past Earth and a long-anticipated total solar eclipse
What to See in the Sky in January: Meteor Showers, Planets and Comets
From the Quadrantids to a "swarm of stars," here are the celestial spectacles you won’t want to miss this month
See the 'Sparkling Snow Globe' Galaxy Captured by the Hubble Space Telescope
The new, holiday-inspired image features UGC 8091, an "irregular" dwarf galaxy in the constellation Virgo
See the James Webb Telescope's Stunning New Image of Uranus With Its Rings and Moons Clearer Than Ever
The gleaming ice giant could soon become a top priority for exploration
NASA's Voyager 1 Is Glitching, Sending Nonsense From Interstellar Space
The aging spacecraft, launched in 1977, is transmitting a gibberish pattern of ones and zeros back to Earth
Life-Sparking Gas Strengthens Evidence That Enceladus, a Moon of Saturn, Could Be Habitable
Evidence of hydrogen cyanide in data from the Cassini spacecraft adds to a growing list of molecules that could, in theory, support life on the icy moon
James Webb Telescope Captures Image of Supernova That 'Absolutely Shattered' a Star
The new image gives astronomers a near-infrared look at the stellar explosion called Cassiopeia A, located around 11,000 light years away from Earth
An Asteroid Will Eclipse a Red Star in the Constellation Orion Monday Night
In the U.S., the rare event will only be visible from southern Florida, but it will be livestreamed from Italy for viewers everywhere
How to Watch the Geminid Meteor Shower This Week
The celestial spectacle will peak on December 13 and 14, lighting up the night sky with as many as 120 shooting stars per hour
Astronomers Discover Rare Solar System Where Planets Orbit in Mathematical Harmony
The "resonant" planets could provide insight about how such systems form and evolve—and why our own solar system is not synced up
The 'Comet of the Century' Failed to Impress, but It Wasn't Such a Disaster After All
Highly anticipated before its arrival in late 1973, Kohoutek became an interplanetary punchline. But astronomers may have gotten the last laugh
Listen to the Center of the Milky Way Translated Into Sound
A new musical composition represents data from three NASA telescopes as a piece that was performed by an orchestral ensemble
How to Watch the Dazzling Leonid Meteor Shower This Weekend
The celestial spectacle has been ongoing since the beginning of the month, but it will peak Friday night into early Saturday morning
Astronauts Lost a Tool Bag During a Spacewalk—and You Can See It Floating From Earth
The bag slipped away while Jasmin Moghbeli and Loral O’Hara were performing routine maintenance on the International Space Station
Saturn's Rings Will Temporarily Disappear From View in 2025
From Earth’s perspective, we’ll be looking at the gas giant’s rings edge-on, making them nearly impossible to see
Astronomers Spot the Oldest Black Hole Ever Seen, Shedding Light on the Early Universe
Dating to just 470 million years after the Big Bang, the ancient cosmic structure could help researchers understand how the first black holes formed
See the First Dazzling Images From the Euclid Space Telescope
The European Space Agency's observatory will map one-third of the sky over six years in a mission to understand the universe's dark matter and dark energy
How to See NASA's Bennu Asteroid Sample in Person
A tiny piece of the space rock made its public debut at the Smithsonian National Museum of Natural History, as scientists study the rest of the sample
NASA Finds a Surprise Second Asteroid During a Flyby Mission
While testing its tracking system, the agency's Lucy spacecraft discovered that Dinkinesh is not one space rock, but two
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