We can expect a lot more Starship action out of SpaceX in the near future.
Betelgeuse's odd recent dimming was caused by a huge cloud of material that the supergiant star blasted into space, a new study suggests.
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.
Joe Biden, the presumptive Democratic presidential candidate, has picked Senator Kamala Harris as his running mate. She could play a big role in U.S. space policy.
TESS wrapped up its two-year primary mission on July 4, having discovered 66 confirmed alien planets and nearly 2,100 "candidates" that scientists still need to vet.
The new military branch, which President Donald Trump officially established in December 2019, just published its first doctrine, a 41-page document called "Spacepower."
NASA's All-Sky Fireball Network captured Perseid meteors streaking overhead on Saturday and Sunday (Aug. 8 and Aug. 9).
The bubble of charged particles that surrounds our solar system looks more like a deflated croissant than a comet, as traditionally envisioned, a recent study suggests.
The devastation wrought by the massive explosion in Beirut yesterday (Aug. 4) is viscerally apparent in satellite photos.
NASA's car-size Curiosity rover celebrates eight years on the Red Planet today (Aug. 5), less than a week after the Perseverance rover took flight toward Mars.
SpaceX just flew a full-size prototype of its Starship Mars-colonizing spacecraft for the first time ever.
Astra was poised to send a rocket to Earth orbit for the first time ever last night (Aug. 2) — until a boat got in the way.
The success of SpaceX's first-ever crewed mission heralds a bright future for human spaceflight, NASA officials said.
A Crew Dragon capsule carrying NASA astronauts Bob Behnken and Doug Hurley splashed down today (Aug. 2), bringing an end to SpaceX's historic Demo-2 mission to the International Space Station.
SpaceX is making history. See Space.com's complete coverage of the company's crewed Demo-2 mission to the International Space Station.
Rocket Lab has identified the cause of its July 4 launch failure and been cleared by the U.S. Federal Aviation Administration to start flying again, company representatives announced today (July 31).
You can breathe easy now: All is officially well with NASA's newly launched Mars rover Perseverance.
SpaceX just fired the engine of its latest Starship prototype, paving the way for a test flight in the near future.
The life-hunting, sample-caching Mars rover Perseverance launched from Florida's Cape Canaveral Air Force Station this morning (July 30), kicking off a seven-month cruise to the Red Planet.
One or two more test flights to suborbital space should be enough to satisfy the U.S. Federal Aviation Administration's licensing requirements, Virgin Galactic representatives said.
Virgin Galactic just revealed the cabin interior of the six-passenger SpaceShipTwo, which is designed to carry people and payloads on brief trips to suborbital space.
The $2.7 billion Mars 2020 Perseverance rover mission passed its launch readiness review, the last big hurdle to clear before its planned liftoff on Thursday (July 30).
NASA's next Mars rover Perseverance will explore the Red Planet with the aid of some of the most precise Martian maps ever created.