Frontiers
Uncovering a Lost Galaxy in the Virgo Cluster
A new image from the NASA/ESA Hubble Space Telescope reveals lost galaxy NGC 4535. But was...
Science
The Harvest Moon Lights the Night as Autumn Arrives
The full moon that occurs closest to the autumn equinox is called the Harvest Moon. Learn...
Frontiers
NASA’s James Webb Space Telescope: Letting Astronomers Peer into the Early Universe
Innovative James Webb technology will let astronomers peer into the early universe. Here's how it works.
Science
The Coldest Place in the Universe — And How It Got So Cold
About five thousand light years away, in the direction of the constellation Centaurus, lies the coldest...
Pioneers
The Shapley Curtis Debate of 1920, or How Big Is the Universe?
How did the Shapley-Curtis debate help us better understand the universe?
Frontiers
Planet Collision in Fact and Fiction
If you merely want to wipe out most life on a planet, you can hit it...
Science
Your Black Hole Tour Guide: Beyond This Horizon
Traveling through the event horizon of a black hole would be strictly a one-way trip —...
Frontiers
More Geysers on Saturn's Moon Enceladus
NASA's Cassini space probe has provided more evidence of a subsurface ocean on Saturn's moon Enceladus.
Science
Crushed Space Rocks Hint at Water-Rich Exoplanets
What do you get when you bake crushed space rocks in a laboratory oven? Two research...
Science
Stars, Mars and Dark Matter: The Biggest Space Discoveries of 2018
The biggest space discoveries of 2018 (black holes, dark matter and Mars) added more mysteries to...
Frontiers
Red Planet Road Trip: Space Travel to Mars Meets Speculative Sightseeing
When regular space travel to Mars becomes a reality, what would a Red Planet road trip...
Space
GW Orionis: A First-of-Its-Kind Star System in the Orion Constellation
The Orion constellation has a funky star system with a warped ring. Learn more about this...
Science
Radio Bursts Hint at Powerful Blasts From Billions of Light-Years Away
Fast radio bursts, or FRBs, are one of the most exciting unsolved mysteries in astronomy today....
Science
Superionic Ice May Be the Most Common Form of Water in the Solar System
Superionic ice is thought to be the main form of ice on water-rich planets like Uranus...