The successful technology demonstration paves the way for detecting mergers of supermassive black holes with future space-based observatories
The wealthy technologist claims some of the world’s top experts on Earth-threatening asteroids are guilty of bad science
Evidence indicates that waves as tall as skyscrapers and thousands of kilometers wide once washed over the Red Planet.
The Kepler mission’s announcement of 1,284 worlds previews the overwhelming number of planetary discoveries to come
A “starshade” flying alongside the WFIRST observatory could deliver images of potentially habitable worlds decades ahead of schedule
Witness the glimmering heart of NASA’s largest-ever space telescope
Funded by Russian entrepreneur Yuri Milner and with the blessing of Stephen Hawking, Breakthrough Starshot aims to send probes to Alpha Centauri in a generation
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...