When Earth's sun grows into a red giant 5 billion years from now, solar wind will shred our planet's magnetic field to bits.
After more than a month in safe mode, the Hubble Space Telescope is back online. A wonky power regulator circuit may be to blame.
Astronomers detected a rare teardrop-shaped star that is being ripped apart by an invisible white dwarf, pushing the pair toward an inevitable supernova explosion.
Coastal flooding could quadruple in the US in the 2030s, a new study of the lunar cycle and sea level rise finds.
Researchers found evidence of an elusive magneto-rotational hypernova explosion for the first time ever.
Scientists used solar wind to make the first 3D map of the heliosphere, which protects Earth from deadly cosmic radiation.
New seismic models show that Earth's inner core may be growing faster in the east than in the west, creating a 'lopsided' pattern at the center of our planet.
NASA shared an image of the stunning Necklace Nebula, created by two stars locked in a dance of mutually assured destruction.
A bottle of merlot that spent a year aboard the International Space Station is up for sale at Christie's auction house. It is expected to earn roughly $1 million
Earth's continents have been leaking nutrients into the ocean for at least 3.7 billion years, new research suggests.
Russia is building modules for a new space station, which could potentially replace the International Space Station by the year 2025, officials said.
Enormous "spiders" cover the Martian south pole, and scientists finally have experimental evidence to show how they're created.
Astronomers discovered a radio structure that looks like a gigantic jellyfish, though it only glows in certain wavelengths.
The Hyades — the closest star cluster to our sun — is being stretched by an invisible 'lump,' researchers say.
Astronomers detected the first-known 'space hurricane' raging over the North Pole for 8 hours in 2014, a new study found.
The world's largest iceberg has disintegrated into an 'alphabet soup' of mini ice island, new NASA imagery shows.
Minimoon SO 2020, a rocket booster that has been orbiting Earth for about 60 years, will drift off forever next month.
This hazy spiral galaxy is one of the largest in the Virgo cluster — a collection of more than 2,000 galaxies.
Humanity is barreling toward a "ghastly future" of mass extinctions, health crises and constant climate-induced disruptions to society.
The CIA just turned over 2,700 pages of UFO-related material to The Black Vault, a free repository of UFO records online.