The big galaxy at the core of the cluster Abell 2261 should harbor a supermassive black hole that weighs as much as 3 billion to 100 billion suns. But astronomers can't find it.
China's Chang'e 5 moon sample-return capsule landed in Inner Mongolia on Wednesday (Dec. 16), returning lunar rocks for the first time since 1976.
SpaceX's first attempt to launch a Starship prototype on a high-altitude test flight ended with a last-second abort in Texas on Tuesday (Dec. 8).
The life-hunting Mars 2020 Perseverance rover, which launched on July 30, is scheduled to land inside Jezero Crater on the afternoon of Feb. 18, 2021.
NASA Administrator Jim Bridenstine won't remain in the agency's lead role in the Biden administration even if asked, Aerospace Daily & Defense Report reported on Sunday (Nov. 8).
OSIRIS-REx finished stowing the bits of the asteroid Bennu that it snagged last week, successfully locking the material into the spacecraft's return capsule
Astronomers are vetting a technique that could aid the hunt for Planet Nine, which some researchers think lurks undiscovered in the far outer system, way beyond Pluto's orbit.
For the first time ever, a NASA probe has performed a sample-snagging operation on an asteroid in deep space.
Two big pieces of space junk are zooming toward a close approach that will occur Thursday (Oct. 15) at 8:56 p.m. EDT (0056 GMT on Oct. 16), according to California-based tracking company LeoLabs.
The annual Draconid meteor shower peaks Wednesday evening (Oct. 7) — but the bright, gibbous moon will wash it out.
The launch of a U.S. spy satellite atop a powerful Delta IV Heavy rocket was called off in the final seconds late last night (Sept. 30), mirroring the outcome of an attempt a month ago.
Investigators have traced the source of the leak to the "main work area" of the Zvezda Service Module, the heart of the Russian part of the station, NASA officials announced Tuesday (Sept. 29).
The Starship SN7.1 tank was destroyed on purpose at SpaceX's South Texas facilities, during a pressure test designed to take the stainless-steel hardware to its bursting point.
Scientists have found an alien world that orbits its host star every 3.14 Earth days, a close approximation of the famous mathematical constant pi.
The next big leap for SpaceX's Mars-colonizing Starship spacecraft appears to be right around the corner.
A new film channels the spirit and traces the lineage of Laika, the first creature ever to orbit Earth.
The imaging sensors for the future Vera C. Rubin Observatory have taken their record-breaking first photos.
Though 2020 QG survived its recent encounter with Earth, the rock's path through space was altered significantly.