Supernova 'wreckage' blasts out cosmic rays in deep space By Robert Lea published 12 August 22 New evidence suggests the culprit for the cosmic assault presented by cosmic rays may be the shock waves from exploding stars.
Radioactive heat in Ceres drove dwarf planet's fractured geology By Charles Q. Choi published 12 August 22 A new model exploring the dwarf planet Ceres suggests radioactivity deep in the small world may have created criss-crossed geology at its surface.
Enormous sinkhole wide enough to swallow the White House opens in Chile By Brandon Specktor published 12 August 22 A massive sinkhole measuring more than 100 feet across has opened on mining land in Chile, according to the government's geology mining service.
NASA satellite captures Sahara Desert dust plume over the Atlantic Ocean By Stefanie Waldek published 12 August 22 NASA's Aqua satellite photographed plumes of dust being drawn from Africa's Sahara Desert and sent across the Atlantic towards the United States and the Caribbean.
'Bouncing' universe theory still can't explain what came first By Robert Lea published 12 August 22 New research highlights a troubling problem with the concept of a cyclical universe that experiences infinite expansion and contraction, known as 'bouncing universe' models.
'Gigantic jet' that shot into space may be the most powerful lightning bolt ever detected By Brandon Specktor published 12 August 22 Scientists detected the most powerful gigantic jet lightning bolt — a lightning bolt that shoots up out of a cloud into the ionosphere — ever.
Pictures from space! Our image of the day By Space.com Staff published 12 August 22 The red giant Betelgeuse is coming back after a strange dimming episode.
The James Webb Space Telescope will study countless planets. Here's your chance to name one. By Andrew Jones published 12 August 22 Uninspired by the dull scientific numbering of exoplanets? Well, here's your chance to name an alien world and its host star by connecting them to human cultures.
Betelgeuse is bouncing back from bizarre dimming episode By Andrew Jones published 11 August 22 Astronomers have long considered Betelgeuse a candidate for a long-overdue supernova within our galaxy. Yet the red supergiant appears to be recovering following a mysterious 2019 event.
Bizarre meteorite is 1st to show scars from pebble-shooting asteroid By Charles Q. Choi published 11 August 22 A meteorite on Earth holds new evidence that asteroids do indeed mysteriously spit out pebbles, a new study finds.
James Webb Space Telescope catches 'imposter' galaxies red-handed By Keith Cooper published 11 August 22 Astronomers have found at least one dusty galaxy masquerading as a high-redshift galaxy, complicating the search for the first galaxies.
Equatorial Mars is surprisingly dry, NASA's InSight lander finds By Elizabeth Howell published 11 August 22 NASA's InSight Mars lander has discovered little evidence of underground water at its site, but scientists are urging more research before drawing firm conclusions.
Bright fireball over Madrid traced back to comet of origin By Robert Lea published 11 August 22 A meteor that erupted in a fireball at the end of July has been traced back to the debris of a comet that formed 4.6 billion years ago.
Moon rocks found in Antarctica include tiny amounts of gas that may have come from Earth By Robert Lea published 11 August 22 The discovery of noble gases from Earth's mantle in lunar meteorites may confirm that the moon formed when our planet suffered a giant impact.
US Postal Service begins orders for Webb Space Telescope stamp By Robert Z. Pearlman published 11 August 22 The United States Postal Service is giving the public a month to get ready for the release of its James Webb Space Telescope stamp. The Forever stamp is available for pre-order from the USPS website.
A 'potentially hazardous' blue-whale-size asteroid will zip through Earth's orbit on Friday By Ben Turner published 10 August 22 A "potentially hazardous" asteroid the size of a blue whale is set to zip past Earth on Friday (Aug. 12).
Probing the Red Planet: Finding past life at Jezero Crater By Leonard David published 10 August 22 Perseverance Mars rover is gathering up samples of Martian rock and soil that could help tease out an answer concerning past life on Mars.
Violent supermassive black hole with twisting jet may help Milky Way observations By Keith Cooper published 10 August 22 The Event Horizon Telescope has imaged the powerful near-light-speed jet of a blazar, and found it to be twisted.
Saturn at opposition: See the Lord of the Rings at its best this month By Joe Rao published 10 August 22 On Sunday night (August 14th), Saturn arrives at opposition, when it lies on the opposite side of the sky from the sun.
Scientists spot baby alien planet that might be forming moons By Elizabeth Howell published 10 August 22 Scientists using a powerful telescope array spotted gas and a possible young exoplanet in a cloud of gas and dust surrounding a distant star.
