Extremely flat explosion dubbed 'the Cow' defies explanation By Robert Lea published 30 March 23 A bizarre object called "the Cow" is the flattest explosion ever detected, and the first example of a rare phenomenon called a fast blue optical transient (FBOT).
Stephen Hawking's famous black hole paradox may finally have a solution By Robert Lea published 30 March 23 The 'Hawking radiation' emitted by black holes may be able to carry information after all, a new solution to Stephen Hawking's famous paradox suggests.
What is the moon phase today? By Colin Stuart last updated 30 March 23 Reference A look at the phases of the moon, from new moon to full moon, including's tonight's lunar phase.
Object mistaken as a galaxy is actually a black hole pointed directly at Earth By Briley Lewis published 29 March 23 An object once thought to be a radio galaxy is actually an active black hole that changed angles to point directly at Earth, new research suggests.
Gargantuan black hole 30 billion times the mass of the sun is one of the largest ever discovered By Ben Turner published 28 March 23 Astronomers used gravitational lensing and supercomputers to identify the colossal black hole, which is among the largest ever found.
Brightest gamma-ray burst ever detected defies explanation By Stephanie Pappas published 28 March 23 Scientists are taking a closer look at the afterglow left by the brightest gamma-ray burst ever recorded, and what they see doesn't fit with any theoretical models.
China discovers strange glass beads on moon that may contain billions of tons of water By Ben Turner published 28 March 23 Scientists detected water trapped inside glass spherules on the moon after analyzing soil samples brought back by China's Chang'e-5 mission.
Mysterious aurora-like phenomenon 'STEVE' appears during strongest solar storm for more than half a decade By Harry Baker published 28 March 23 STEVE was spotted across the U.S. and in parts of the U.K. after the most powerful solar storm to hit Earth for six years smashed into our planet.
Black holes may be swallowing invisible matter that slows the movement of stars By Robert Lea published 24 March 23 Scientists watched as two stars slowed in their orbits around black holes, concluding it was the result of "drag" generated by dark matter.
Most powerful solar storm in 6 years caused auroras all over the US. And nobody saw it coming. By Hannah Osborne published 24 March 23 A severe geomagnetic storm from a huge hole in the sun's corona caused a massive disturbance in Earth's magnetic field. The surprise event sparked auroras as far south as Alabama and northern California.
How to watch Ceres, a dwarf planet 14 times smaller than Pluto, photobomb a spiral galaxy in the sky this weekend By Jamie Carter published 24 March 23 Watch live online as the dwarf planet Ceres swoops in front of the 'grand design' spiral galaxy Messier 100 this weekend.
What are potentially hazardous asteroids? By JoAnna Wendel published 24 March 23 Potentially hazardous asteroids, or potentially hazardous objects, are large space rocks that orbit closely to Earth and could cause widespread damage to our planet.
James Webb telescope spots dust storm raging on a giant planet nearly 20 times the size of Jupiter By JoAnna Wendel published 23 March 23 Using the James Webb Space Telescope, scientists observed a massive dust storm in the atmosphere of VHS 1256 b, a 'super-Jupiter' exoplanet located 40 light-years from Earth.
What's the biggest black hole in the universe? By Paul Sutter published 23 March 23 What's the biggest black hole in the universe, and is there a limit to how big black holes can get?
Enormous 'hole' in the sun's atmosphere will trigger stunning auroras Friday By Brandon Specktor published 23 March 23 An enormous coronal hole wider than 20 Earths has opened in the sun's atmosphere, and NOAA experts predict a moderate geomagnetic storm Friday (March 24) as a result.
Gigantic 'solar tornado' taller than 14 Earths raged for 3 days. What caused it? By Harry Baker published 23 March 23 A massive solar tornado recently towered over the sun's north pole for three days. The plasma twister was created by a rapidly rotating magnetic field.
There may have been a second Big Bang, new research suggests By Paul Sutter last updated 23 March 23 Within a month of the Big Bang, a second cosmic explosion may have given the universe its invisible dark matter, new research suggests.
Aliens could be hiding in 'terminator zones' on planets with eternal night By Briley Lewis last updated 23 March 23 Alien life could thrive in terminator zones, the edges between the light and dark sides of planets that are tidally locked with their host stars.
5 planets and a crescent moon are about to line up in the night sky. Here's how to watch. By Jamie Carter published 23 March 23 Don't miss views of Mercury, Jupiter, Venus, Uranus, Mars and the moon after sunset from March 23-30.
Extinction-level asteroid impacts could be far more common than we thought, controversial study suggests By Stephanie Pappas published 22 March 23 New research claims that giant space rocks hit Earth far more often than has been estimated. But some scientists are skeptical.
