Meet OrganiCam, an instrument that could detect biological molecules on other worlds.
UFOs, or Unidentified Flying Objects, and extraterrestrials are perennial favorites in science fiction, but to date there have been no confirmed encounters on Earth. Still, strange sights in the night sky have been attributed to UFOs or aliens over the decades, most famously in Roswell, New Mexico, where many believers claim an alien craft crashed on a farm in 1947. In 2017, the existence of a secret U.S. government program that tracked "UFO" sightings by military pilots, which shut down in 2012, was brought to light in a New York Times report.
If there is indeed life on Venus, it may have come from Earth — aboard an asteroid that scooped up microbes high in our skies.
Rocket Lab's life-hunting Venus mission in 2023 will be just the beginning, if all goes according to the company's plan.
The main goals involve investigating the case for life on Venus and figuring out the best ways to hunt it down, if it is indeed there.
Russian cosmonaut Ivan Vagner spotted 'space guests' while recording video of Earth's auroras. The bright lights are most likely satellites.
The Pentagon just announced the creation of a task force to analyze and understand the "nature and origins" of UFOs. Here's what the much-hyped news means.
Rocket Lab, which gives small spacecraft dedicated rides to Earth orbit, plans to go interplanetary soon with an astrobiology mission to the second rock from the sun.
One of Arecibo's supporting cables snapped early Monday morning (Aug. 10), ripping a 100-foot-long (30 meters) gash in the giant radio dish.
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
A federal program for investigating UFOs was purportedly discontinued in 2012, but the Pentagon's search for UFOs never stopped. Its findings may soon be released to the public.
Far-off alien planets covered in vast oceans might be common in our Milky Way galaxy, scientists find.
Researchers using China's huge new FAST radio telescope are piecing together a technological strategy to carry out a major and sweeping search for extraterrestrial intelligence (SETI).
UFO sightings during NATO war games in 1952 set the stage for the season finale of "Project Blue Book," the History channel's series about the U.S.' real-life UFO-hunting program.
Freeman Dyson may be gone, but his famous alien-hunting idea will likely persist far into the future.
Space.com sat down with Sarah Scoles, author of "They Are Already Here: UFO Culture and Why We See Saucers."