What is the moon phase today? By Colin Stuart last updated 24 March 23 Reference A look at the phases of the moon, from new moon to full moon, including's tonight's lunar phase.
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.
Alien mothership lurking in our solar system could be watching us with tiny probes, Pentagon official suggests By Hannah Osborne published 22 March 23 A draft paper by a Harvard scientist and the head of the Pentagon’s UFO office has raised the idea an alien mothership could be in the solar system, sending out tiny probes dubbed "dandelion seeds" to explore the planets within.
Scientist: Russia's Failed Mars' Moon Probe Worth a Second Try By Dr. David Warmflash last updated 22 March 23 If at first you don't succeed, try, try again.
Should the Moon Be Quarantined? By Dr. David Warmflash last updated 22 March 23 Nearly a half century after astronauts first visited the moon, it is once again a flash point for debates on how to safely, responsibly explore the solar system.
'Ghostly' neutrinos spotted inside the world's largest particle accelerator for the first time By Ben Turner last updated 22 March 23 Signatures of neutrinos, or ghostly particles that rarely interact with others, were tentatively spotted in the Large Hadron Collider in 2021. Now, physicists have confirmed they are real.
'Oumuamua isn't an alien spaceship — it's a rock that's farting hydrogen, new study suggests By Stephanie Pappas published 22 March 23 The release of hydrogen from within 'Oumuamua may explain some of the interstellar object's strange behavior.
Key building block for life discovered on distant asteroid Ryugu — and it could explain how life on Earth began By Ben Turner last updated 21 March 23 Scientists have found uracil, one of the key building blocks for RNA, on the 200 million-mile-distant asteroid Ryugu
The universe might be shaped like a doughnut, not like a pancake, new research suggests By Paul Sutter last updated 21 March 23 The universe may be flat, but could still be shaped like a doughnut, weird patterns in leftover light from the Big Bang suggest.
Skyscraper-size asteroid will get closer to Earth than the moon on Saturday By Stephanie Pappas published 21 March 23 Asteroid 2023 DZ2 will zip between Earth and the moon's orbit on March 25 and may be visible with the right telescope.
How many moons does Earth have? By Donavyn Coffey last updated 21 March 23 To the naked eye, the night sky reveals only one moon. But how many moons have ever orbited Earth?
