Massive mystery explosion detected near galaxy's heart
"We suspected something very interesting was happening, but the data exceeded all our expectations," astrophysicist Barbara Catinella said.
Largest cosmic map could shake up physics
"Our results show some interesting deviations from the standard model of the universe," astrophysicist Mustapha Ishak-Boushaki said.
Brightest object ever Discovered—500 trillion times more luminous than sun
This record-breaking quasar is also growing rapidly—by the size of one sun per day.
Dark matter's secrets crash to Earth in chicken roast bag
After the SuperBIT balloon telescope crashed to Earth, its important data was saved thanks to a Data Recovery System that parachuted separately to the ground.
Mystery "devil comet" possibly the size of Manhattan is approaching Earth
The comet is also known to exhibit "erratic outbursts," making it even brighter in the night's sky.
Astronomers detect mysterious space signal from 8 billion light-years away
The incredibly powerful signal is the most ancient and distant fast radio burst discovered in the universe to date, according to researchers.
James Webb Telescope's best images and discoveries so far
Since it sent back its first batch of stunning images last July, the James Webb Space Telescope has been capturing the universe in spectacular detail.
Strange radio signals detected from spinning mystery object in space
The object, thought to be a magnetar, was found to emit radio waves every 22 minutes, much slower than other magnetars which pulse around once per second.
Symphony of most powerful gravitational waves ever discovered by scientists
Large gravitational waves have been found rippling through the background of space-time. "We've opened a new window of observation on the universe," said one researcher.
NASA detects water plume the size of U.S. streaming from Saturn's moon
The discovery has scientists excited about the possibility of alien life on icy Enceladus, one of Saturn's 100-plus moons.
Distant planet formed 150 million years ago found to have water
The planet, VHS 1256 b, is a gas giant around 40 light years away from Earth. It has water, carbon dioxide and methane in its swirling silicate dust clouds.
Moon photographed in stunning detail from Arizona backyard: "Zoom in"
"There's nothing special about me...anyone can do this," Andrew McCarthy told Newsweek. "The universe is far more accessible than you'd think."
Mysterious green lasers over Hawaii were likely from Chinese satellite
Footage from a telescope camera caught the bands arcing left to right. NASA said it wasn't their satellite, and suggested that it was a Chinese one.
How, when and where to see the green comet before it disappears from sky
The green comet ZTF has passed its closest point to Earth but will still be visible for the next few weeks as it heads out of the solar system.
Giant unstable sunspot 4 times the size of Earth now visible with naked eye
Sunspot AR3190 is covering around 25 millionths of the solar disk, while the Earth would cover 169 millionths of the sun's surface.
Beautiful December full cold moon photos from around the world
The last full moon of the year coincided with two rare astronomical events that thrilled stargazers and photographers worldwide.
Mars is about to disappear behind a full cold moon in rare occultation
Tonight's full moon will appear in the night sky before Mars passes behind it.
Telescope reveals new images of grand spiral galaxy found 240 years ago
"It's called a grand design spiral galaxy because of its distinctive pinwheel shape with prominent arms," the European Southern Observatory said.
Dead Arecibo telescope sends near-Earth asteroid warning from grave
The final data report from Arecibo, which collapsed in 2020, has revealed hundreds more asteroids lurking near Earth.
When does the next solar eclipse happen in North America?
People in the U.S. were unable to see Tuesday's spectacle but are promised a string of such events in the next few years.
China's Alien-Hunting Telescope Is Finding Wealth of Mystery Signals
From fast radio bursts to pulsars and other strange signals, the alien-hunting FAST telescope has made a number of discoveries in its short life.
China Says Signal From Alien Civilization May Have Been Detected: Updated
Scientists said they discovered a "suspicious" signal with the 1,600ft alien-hunting FAST telescope.
Russia Trying to Hijack German Telescope
The Russian-German 2019 collaboration Spektrum-Röntgen-Gamma telescope was put in sleep mode after Russia invaded Ukraine.
'Unusual' Solar Storm Recorded on Surface of Sun by Astronomy Photographer
A solar storm as large as four planet Earths has been recorded hovering above the Sun's surface.
Picture NASA Took on My Birthday Shows Photos From Date You Were Born
The images captured by the pioneering Hubble Space Telescope have sparked wonder for decades.
Mystery Flying Whirlpool Filmed Over Hawaii Was Dead SpaceX Rocket
The Subaru Telescope in Hawaii caught the spectacular death spiral of a SpaceX Falcon 9 rocket's upper stage as it falls towards Earth.
NASA Spending Big on Its Next Generation Alien-Hunting Telescope
The Roman Space Telescope, planned for launch no later than 2027, will have a field of view 200 times larger than Hubble's and will peer at rocky worlds to search for life.
Watch Livestream of Potentially Hazardous 4,000ft Asteroid Passing Earth
The huge asteroid will pass close by Earth in March, and sky-watchers can see it from the comfort of their homes.
Watch NASA's IXPE Telescope Launch Into Space to Study Black Holes
The NASA/ASI project will tell us more about some of the most violent objects in the universe and what happens as gravity and magnetism are pushed to extremes.
Astronomers Find Scorching Hot Planet Where A Year Lasts 8 Hours
One of the lightest exoplanets ever discovered, GJ 367b has a surface temperature of over 2,700 degrees Fahrenheit, and orbits a red dwarf star.