Astronomers have discovered an exoplanet called WASP-193b that's larger than Jupiter but incredibly light and fluffy due to its composition of mostly light gases.
SpaceX's suits for astronauts embarking on the upcoming Polaris Dawn mission are sleek with advanced functionality, propulsion and life-support systems.
The sun spit out the largest solar flare in more than a decade on Tuesday, though after a week of being pummeled by plasma, the Earth could be in the clear this time.
Two fighter jets landed safely after clipping wings while performing an aerial maneuver during the Fort Lauderdale Air Show in Florida over the weekend.
Skylab, America's first space station, was launched into orbit on this day in history in 1973. The space station was damaged during liftoff, but the astronauts repaired it.
A veteran crime scene recreation expert said the purported UFO crash landing in Las Vegas last year is "authentic" and said he believes he spotted two creatures.
Researchers have discovered a thick atmosphere enveloping a planet called 55 Cancri e, which is twice the size of Earth and located in a nearby solar system.
The Eta Aquarid meteor shower peaks this weekend. Astronomers say it should be visible in both hemispheres. The Eta Aquarids occur every year in early May.
China's advancing space exploration program has launched a new lunar probe to explore the far side of the moon. China has its own space station and conceptual plans for a moon base.
Russia introduced a U.N. resolution to ban all weapons in outer space for all time just a week after vetoing a similar proposal from the United States and Japan.
The John and Annie Glenn Museum opens to the public for the 2024 season on Wednesday, May 1. It traces the formative years of astronaut John Glenn and his wife.
The Hubble Space Telescope, proclaimed by NASA to be the most significant advance in astronomy since Galileo, was placed in orbit on this day in history, April 25, 1990.
NASA re-established communication with Voyager 1, an interstellar spacecraft that nearly five months ago began sending unreadable data back to the space agency.
The White House in February claimed that it had intelligence suggesting Russia was developing a space-based weapon that would destroy satellites and cause untold chaos.
The Japan Aerospace Exploration Agency did not anticipate its moon lander, SLIM, to survive 1 weekslong lunar night on the moon and it has now lasted 3 after reaching the moon's surface on Jan. 20.
Rep. Tim Burchett, R-Tenn., said he believes there's a government cover-up about UFOs, and the government continues to spend millions researching something it says does not exist
The European Space Agency has formed its fourth class since 1978 with 5 Europeans who have completed basic astronaut training along with a graduate from the Australian Space Agency.
The Lyrid meteor shower, occurring annually in mid-to-late April, is currently underway with its peak activity expected Sunday into Monday, officials say.
Astronomers predict that a star system located 3,000 light years away from planet Earth will become visible this year as a nova explosion is to occur, NASA officials say.
Astronomers have detected a black hole positioned roughly 2,000 light-years from Earth in the constellation Aquila. It was identified through the Gaia mission.
The three astronauts on board the Apollo 13 mission safely returned to Earth after an explosion in space threatened their lives on this day in history, April 17, 1970.
NASA confirmed that an object that struck a Naples, Florida, home in March was part of a load released from the International Space Station, intended to burn up on re-entry.
NASA's plan to retrieve samples from Mars for analysis on Earth is on hold due to cost and time constraints. The project has been deemed too expensive.