Satellites watch world’s largest iceberg on crash course with Antarctic penguin island (photo/video)
The mega-iceberg poses a significant threat to South Georgia Island a remote wildlife haven.
Satellites watch world’s largest iceberg on crash course with Antarctic penguin island (photo/video)
The mega-iceberg poses a significant threat to South Georgia Island a remote wildlife haven.
Astronomers discover 196-foot asteroid with 1-in-83 chance of hitting Earth in 2032
A 196-foot-wide asteroid has a 1-in-83 chance of striking Earth in 2032. An expert tells Space.com where this asteroid could impact our planet and what level of destruction it could cause.
An interstellar visitor may have changed the course of 4 solar system planets, study suggests
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.
Gigantic 500,000-mile ‘hole’ in the sun’s atmosphere aims aurora-sparking solar wind at Earth (photo)
The gigantic coronal hole is blasting high-speed solar wind toward Earth, potentially igniting vibrant auroras and minor geomagnetic activity on Jan. 31.
Why Comet G3 (ATLAS) will be ‘remembered as the Great Comet of 2025’ (photos)
C/2024 G3 (ATLAS) is one of the few comets on record that became bright enough to be visible in the daytime without optical aid like binoculars or a telescope.
Earth is bombarded with rocks from space — but who gets to keep these ultimate antiques?
Every day, about 48.5 tons of space rock hurtle towards Earth.
Mysterious Mars mounds may bolster case for ancient Red Planet ocean
Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 billion years ago.
Invisible ‘flickering’ on the sun could predict potentially dangerous solar flares hours in advance
Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ultraviolet light before a solar flare, which could act as an early warning system for dangerous space weather.
Volcanic cones on Mars tell a tale of ice and fire
A study of volcanic cones near the equator on Mars is challenging what scientists previously knew about when and where water flowed on Mars.