Space
What We Can Learn from Studying UFOs
If they’re really aliens—and they’re benevolent—studying them could potentially transform the prospects for human knowledge and progress
Space10496 articles archived since 1845
Space
A Glitch Has Knocked the Hubble Space Telescope Offline—for Now
Although mission controllers have yet to identify the source of the problem, confidence is high the iconic observatory will soon return to normal operations
Space
A Possible Link between ‘Oumuamua and Unidentified Aerial Phenomena
If some UAP turn out to be extraterrestrial technology, they could be dropping sensors for a subsequent craft to tune into. What if ‘Oumuamua is such a craft?
Space
Maybe the Aliens Really Are Here
But if so, it’s probably in the form of robotic probes—something both UFO enthusiasts and SETI scientists should be able to agree on
Math
A Modest Proposal: Let’s Change Earth’s Orbit
What’s the worst that could happen?
Space
How to Detect Heat from Extraterrestrial Probes in Our Solar System
We could do it with the James Webb Space Telescope—but we'd also need to return to the unfiltered curiosity we had as teenagers
Space
China Launches Astronauts to New Space Station
The nation’s first crewed liftoff in nearly five years is the third of 11 planned launches to complete the station’s construction
Space
Why the Supergiant Star Betelgeuse Went Mysteriously Dim Last Year
High-resolution images suggest the star spewed out so much dust that its brightness dropped by two thirds in 2020
Space
SpaceX Starlink Mega Constellation Faces Fresh Legal Challenge
The company’s ongoing launches of thousands of satellites for global high-speed Internet service may clash with preexisting environmental regulations
Space
Mysterious Fast Radio Bursts Come in Two Distinct Flavors
A trove of new detections suggests that the bursts could be the result of at least two separate astrophysical phenomena
Space
How Human Space Launches Have Diversified
A plethora of new countries and private companies are getting in on the quest to send people to orbit
Space
Searching for City Lights on Other Planets
There’s a detectable difference between a planet shining with reflected light and a planet glowing with its own artificial illumination
Space
Venus Wins Stunning Third New Mission, This Time from Europe
EnVision will follow NASA’s DAVINCI+ and VERITAS
Space
Ganymede Looks Glorious in New Images from NASA’s Juno Mission
The spacecraft captured the first close-up views of the solar system’s largest moon in more than 20 years
Space
Jeff Bezos Will Go to Space on Blue Origin’s First Crewed Flight
The multibillionaire—along with his brother and at least one other passenger—could reach suborbital heights as soon as July 20
Space
Experts Weigh In on Pentagon UFO Report
The vast majority of examined incidents were not caused by U.S. advanced technology programs, the forthcoming report concludes. So what’s going on?
Space
NASA’s Juno Set for Close Encounter with Jupiter’s Moon Ganymede
The flyby will be the closest a spacecraft has come to the gas giant’s largest moon in 20 years
Space
Stars Made of Antimatter Might Be Lurking in the Universe
Circumstantial evidence could point to a mind-blowing solution to an antimatter mystery—or to the need for better space-based particle physics experiments
Space
Death by Primordial Black Hole
If such an object a mere 1,000 times bigger than an atom passed through your body, the result would not be pretty
Space
NASA Picks Two Missions to Explore Venus, the First in Decades
The space agency’s DAVINCI+ and VERITAS missions could boost planetary science when they launch later this decade
