One of the brightest stars in the sky dimmed in 2019. Now we know why. By Stephanie Pappas published 12 August 22 The star Betelgeuse visibly dimmed in 2019. A new analysis finds that it blew off a huge amount of its surface.
Giant voids of nothingness may be flinging the universe apart By Paul Sutter published 12 August 22 Dark energy could be caused by pressure from giant voids of nothingness that may be flinging the universe apart.
Last supermoon of the year — the 'Sturgeon moon' rises tonight (Aug. 11) By Brandon Specktor published 11 August 22 The Sturgeon Moon, the fourth and final supermoon of 2022, rises on Aug. 11th.
Mysterious mineral on Mars was spat out by an explosive eruption 3 billion years ago By Harry Baker published 11 August 22 Scientists have finally identified the origin of a puzzling volcanic mineral on Mars that was found at the bottom of an ancient lake by the Curiosity rover.
Bright-green fireballs spotted over New Zealand. Here's what's probably happening. By Jamie Carter published 11 August 22 A combination of more awareness and chemistry is causing sightings of greenish 'shooting stars' to skyrocket.
A 'potentially hazardous' blue-whale-size asteroid will zip through Earth's orbit on Friday By Ben Turner published 10 August 22 The asteroid is being tracked by NASA and isn’t a danger to Earth.
'STEVE' descends on North America after surprise solar storm By Brandon Specktor published 9 August 22 A surprise solar storm bashed Earth on Aug. 7 and 8, triggering an appearance of the mysterious glowing phenomenon called STEVE.
Astronomers plan to fish an interstellar meteorite out of the ocean using a massive magnet By Jamie Carter published 9 August 22 The interstellar asteroid crashed into the Pacific Ocean in 2014 and its recovery would be a world-changing scientific discovery, scientists say.
How to watch the Perseids peak (despite the full moon) By Brandon Specktor published 9 August 22 The annual Perseid meteor shower peaks this year on Aug. 11 and 12. Here’s how to watch it, and where it comes from.
Surprise solar storm bashes Earth, with a second wave predicted for Monday By Jennifer Nalewicki published 8 August 22 NOAA reported that a "moderate" solar storm struck Earth over the weekend, and another once could hit today.
Perseid meteor shower: Facts and how to watch By Jamie Carter published 8 August 22 Everything you need to know about August's prolific display of "shooting stars."
How can you experience weightlessness? By Joe Phelan published 7 August 22 How one earth (or space) can a person experience microgravity?
Is Earth getting closer to the sun, or farther away? By Charles Q. Choi published 6 August 22 Here's a look at whether Earth is getting closer to or farther from the sun, why that's happening and what effects it might have on our planet.
Huge, potentially disruptive sunspot will swing round to face Earth this weekend By Jamie Carter published 5 August 22 A huge sunspot that's about to face Earth could disrupt satellites, cause power outages and lead to problems for airplane navigation systems.
James Webb telescope snaps mesmerizing image of Cartwheel Galaxy By Patrick Pester published 4 August 22 The Cartwheel Galaxy shines in never-before-seen detail in the latest James Webb Space Telescope composite image, revealing a violent past.
SpaceX space junk crash lands in Australian sheep farm By Ben Turner published 4 August 22 Researchers say there is a 10% risk that someone will die being hit by space debris in the next 10 years.
Surprise! Asteroid wider than 2 football fields is barreling toward Earth tonight By Brandon Specktor published 3 August 22 NASA astronomers discovered that a large asteroid will zoom past Earth on Aug. 4, missing our planet by millions of miles.
Solar storm from hole in the sun will hit Earth on Wednesday (Aug. 3) By Ben Turner published 1 August 22 Holes in the sun can beam out solar material at 500 miles per second.
Webb space telescope has just imaged another most-distant galaxy, breaking its record after a week By Ben Turner published 1 August 22 The new record happened by accident.
Mars and Uranus will line up in a rare 'planetary conjunction' this weekend. Here's how to watch. By Jamie Carter published 30 July 22 It's a rare opportunity to see the Red Planet and the green planet in the same binocular field of view.
