New, 'Hidden' State of Matter Coaxed into Being by Ultrafast Laser Flashes By Rafi Letzter Physicists think this might be the first of many hidden states of matter that could be uncovered using laser flashes.
Meet Arrokoth, the Most Distant Object Ever Explored By Mike Wall The most distant object ever explored, Ultima Thule, has a new name, Arrokoth.
Thermonuclear Explosion in Sagittarius Constellation Is One of the Brightest Ever Recorded By Brandon Specktor NASA astronomers have detected one of the brightest explosions of X-ray energy ever seen, and they think it came from a greedy neutron star in the Sagittarius constellation.
Rare Mercury Transit, the Last Until 2032, Thrills Skywatchers Around the World By Hanneke Weitering, Elizabeth Howell The tiny planet Mercury scooted across the sun's face today (Nov. 11) for the last time until 2032, and skywatchers around the world had the chance to witness the rare celestial event.
SpaceX Just Launched 60 Starlink Satellites (And Nailed a Milestone Rocket Landing) By Amy Thompson SpaceX launched 60 Starlink satellites into orbit on its most flown Falcon 9 rocket yet, which made a historic fourth launch and landing on Monday (Nov. 11).
We May Finally Understand the Moments Before the Big Bang By Tim Childers Physicists may have solved a decades-long mystery about how our universe came to be.
Monday, Mercury Makes Rare Appearance with a Trek Across the Sun. Here's How to Watch It. By Mindy Weisberger The tiny planet Mercury will be visible from Earth as it moves across the sun, in an event known as a transit.
Mercury Transit on Monday: The Gear You Need to Watch It Safely By Elizabeth Howell The Mercury transit on Nov. 11 will be accessible to amateur astronomers, as long as they have the right equipment to view it safely.
Long-Sealed Moon Rocks Collected on the Apollo Mission Just Opened for the First Time By Stephanie Pappas Moon rocks collected during the Apollo 17 mission in 1972 have been opened for the first time.
Physicists Can Finally Peek at Schrödinger's Cat Without Killing It Forever By Dana Najjar At last we can sneak a peek at the dead-and-alive cat.
NASA Spacecraft Poised to Find Thousands of Alien Worlds By Daniel Apai, Benjamin Rackham Beyond the outer edge of the solar system, mysterious, unknown worlds await by the thousands. Astronomers can now finally find these exoplanets. But will we find another Earth?
The Curiosity Rover Just Took a Very Emo Photo of Its Rocky Martian Prison By Brandon Specktor Curiosity is the last functioning rover on Mars, and its lonely mission has taken the robot to a steep mountain in the middle of a vast crater.
Maryam Mirzakhani Won Math's Most Prestigious Medal Before She Died. Now There's a Prize in Her Honor. By Stephanie Pappas A new prize for young female mathematicians honors Maryam Mirzhakhani, an Iranian mathematician who died of breast cancer at age 40.
Voyager 2 Reaches Interstellar Space. Here's What the Spacecraft Finds. By Mike Wall Humanity's second taste of interstellar space may have raised more questions than it answered.
Unified Laws of Explosion Link Your Car's Engine to the Big Bang By Brandon Specktor Dying stars and industrial accidents might have a lot in common, an explosive new study suggests.
There's Something Strange Going On Inside Neptune By David Crookes, All About Space magazine Neptune is warmer than Uranus and astronomers are trying to figure out why.
Astronomers Just Found the First Evidence That 'Mini Black Holes' Exist By Yasemin Saplakoglu "It's always interesting to try to find things that can't be seen."
Asteroid Impacts Might Wipe Out Alien Life Around Dwarf Stars By Rafi Letzter What's the recipe for a living planet? A new paper suggests that the right number of impacts is a key ingredient.
Astronomers Discover Glowing 'Galactic Ghoul' By James Geach Astronomers have just observed a ghostly nebula of gas resembling the shape of an hourglass, surrounding a known galaxy. This ghoulish structure has dwarfed the galaxy it is surrounding.
