Earth
Explore Earth
Latest about Earth
Thousands of hidden meteorites could be lost forever as they sink in Antarctic ice, taking their cosmic secrets with them
By Harry Baker published
A new study warns that 5,000 meteorites could be sinking beneath Antarctica's icy surface every year as a result of climate change, depriving scientists of vital information about our solar system.
Chinese space junk falls to Earth over Southern California, creating spectacular fireball (photos, video)
By Mike Wall published
A big piece of Chinese space junk fell to Earth over Southern California early Tuesday morning (April 2), putting on quite a show for observers in the Golden State.
Polar vortex is 'spinning backwards' above Arctic after major reversal event
By Harry Baker published
Earlier this month, a sudden atmospheric warming event caused the Arctic's polar vortex to reverse its trajectory. The swirling ring of cold air is now spinning in the wrong direction, which has triggered a record-breaking "ozone spike" and could impact global weather patterns.
365 days of satellite images show Earth's seasons changing from space (video)
By Sharmila Kuthunur published
Satellite images taken daily for one year shows a stunning glimpse of what the change of seasons looked like from space.
Climate change and polar ice melting could be impacting the length of Earth's day
By Robert Lea published
Humanity's activities and climate change are impacting the polar ice sheets, causing excessive melting, and this is slowing Earth's rotation, challenging official timekeeping standards.
Satellites watch Iceland volcano spew gigantic plume of toxic gas across Europe
By Harry Baker published
A massive column of sulfur dioxide pumped out by the erupting volcano on Iceland's Reykjanes Peninsula is traveling across northern Europe. Scientists are concerned it could impact the ozone layer.
What is an equinox?
By Sarah Wild last updated
Reference Equinoxes occur twice a year when the sun is directly above the equator, and signal herald the beginning of spring and autumn.
Sleeping subduction zone could awaken and form a new 'Ring of Fire' that swallows the Atlantic Ocean
By Sascha Pare published
A modeling study suggests a slumbering subduction zone below the Gibraltar Strait is active and could break into the Atlantic Ocean in 20 million years' time, giving birth to an Atlantic "Ring of Fire."
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!