Astronomy
Help a Universe Today Writer Share Stories About Our Search For Earth-like Planets
Since 1995, astronomers have detected thousands of worlds orbiting nearby stars, sparking a race to find the one that most…
How Big is the Universe?
The Universe is big, but how big is it? That all depends on whether the Universe is finite or infinite.…
Watch This Weekend’s Near-‘Supermoon’ Set From The Space Station
With the full Moon approaching just a little bit closer than Earth to usual, a cosmonaut on the International Space…
ISEE-3 Completes Lunar Flyby, Begins a Citizen Science Program
The journey began on August 12, 1978 from Cape Canaveral on a Delta II launch vehicle. Now after 36 years…
Fear Not the Moon, Perseids Always a Great Show
Get ready for the darling of meteor showers this week — the Perseids. Who can deny their appeal? Not only…
Hypervelocity Neutron Stars Crashing Into White Dwarfs — A Scenario for the Loneliest Supernovae?
It’s hard to comprehend the vast emptiness of space. Especially when we detect odd signatures, such as luminous explosions that…
Video: Watch The Moon Slowly Blot Out Saturn In Australia
Wow! Check out this video of the Moon passing in front of Saturn from a viewpoint in Brisbane, Australia. This…
Wow! Gas Bridge In The Universe Stretches 2.6 Million Light-Years Across
How the heck did all that gas get there? Researchers have discovered an astonishing amount of it bridging galaxies, stretching…
Robot Spacecraft Swarm Among Group Tapped For More NASA Funding
How do crazy but neat ideas such as the Mars crane make it to space? It's through years, sometimes decades,…
Hubble Archive Reveals Possible Culprit for Enigmatic Supernova
More than two decades of Hubble observations have produced more than 25 terabytes of data. Thanks to the wealth of…