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.
Mercury, Jupiter and Saturn will form a tight triangle in the sky this Sunday during a rare 'triple conjunction' event.
Mars' Valles Marineris is nearly 10 times as long as the Grand Canyon and three times as deep, but nobody knows how it formed.
A photographer filmed the "Great Conjunction" of Jupiter and Saturn as the heavenly bodies passed by Burj Khalifa, the world's tallest building.
From the best places to find them to what they might breathe, here are the newest clues we discovered about alien life.
The eROSITA X-ray telescope just revealed two strange bubbles of X-ray energy, sitting smack-dab inside the Fermi Bubbles.
The Gaia space observatory just released its most detailed map of the universe yet, including the trajectories of hundreds of millions of stars.
Australian scientists tested all 36 receivers on the ASKAP radio telescope for the first time ever, mapping 85% of the sky in 300 hours.