We could use laser light to mask our transits across the sun and thus hide Earth from any intelligent aliens looking for planets to invade
The super-Earth 55 Cancri e may have a magma ocean or windblown clouds of vaporized rock
NASA’s New Horizons mission has delivered a treasure trove of data from the dwarf planet
The co-founder of SpaceIL, a contender for the Google Lunar XPRIZE, discusses his plans to reach the moon
NASA’s most prolific interplanetary mission reaches a new milestone in Martian exploration
Inside the first meeting of the committee to colonize the Red Planet
Astronomers have discovered a repeating source for an enigmatic cosmic phenomenon
“Fast radio bursts” detected here on Earth last only a thousandth of a second, but are the result of a faraway source briefly shining a billion or more times brighter than our sun...
Water plus rocks equal weird things – sometimes. Itacolumite is a rare sandstone riddled with tiny holes, leaving interlocking bits of mineral.
After more than 20 years the giant mirror of the James Webb Space Telescope is finally complete
NASA has reached a major landmark in the construction of the powerful 6.5-meter James Webb Space Telescope
A stellar explosion almost 600 billion times brighter than the sun pushes the limits of physics
In this episode of Richard Garriott's miniseries, he shows us how Earth formed, how remnants of that formation still wander the solar system and how our planet came to be covered by oceans...
NASA’s best hope for planetary defense resides with a proposed asteroid-seeking space telescope. Will it get funded?
Richard Garriott, video game developer and space entrepreneur, explains how he and his wife collected enough artifacts to illustrate the entire history of the universe. In this video he takes us back to the very beginning...
Dips in starlight reveal the architecture of a super Saturn around a distant star
Once considered the stuff of science fiction, fully reusable rocketry is now closer to reality than ever before
More than 30 worlds have new names drawn from world mythology, literature and history
Two controversial new studies suggest the discovery of large objects at the outer reaches of the solar system
New findings reveal a crater’s vaporous hazes, and hint at the dwarf planet’s possible origin in the outer solar system