SpaceX’s Starship—the most powerful rocket ever built—experienced a “rapid unscheduled disassembly” in its otherwise successful second full-scale launch, triggering a federal investigation into what went wrong
The earliest active supermassive black hole ever seen offers clues on how these enigmatic objects first formed
The Lucy spacecraft’s encounter with asteroid Dinkinesh has revealed a bizarre “contact binary” double-moon companion
Astronomers have found high-altitude clouds formed from quartz crystals on the gas-giant world WASP-17b
OSIRIS-REx’s treasure trove from asteroid Bennu includes material rich in water and carbon
For the third time in a year, coolant is leaking from a Russian module aboard the International Space Station
Astronomers have a new term to describe the pain associated with the loss of access to dark skies: noctalgia
The Apollo 17 lunar lander base is creating small-scale moonquakes on a daily basis
August gets not only a second full moon but a rare super blue moon
Luna-25, Russia's first moon mission in nearly a half-century, was the vanguard of a planned series of lunar probes
A new view of a record-shattering distant star shows it to be twice as hot as our sun and likely accompanied by a stellar companion
The European Space Agency's ambitious Euclid space telescope is on its way to decoding the secrets of dark matter and dark energy
The January 2022 eruption of the Hunga Tonga–Hunga Haʻapai volcano generated a thunderstorm with more than 192,000 lightning flashes, including 2,600 flashes per minute at its peak
The MAPLE experiment was able to wirelessly transfer collected solar power to receivers in space and direct energy to Earth
Boeing's first Starliner flight for NASA astronauts was scheduled for July 21, but is now delayed—perhaps indefinitely
How realistic is it to expect to find enough ice on the moon to support human habitation?
For at least three years, the mysterious blast has shined 10 times brighter than any supernova
The first asteroid belt ever found outside the solar system is more complex than expected
A dying star swallowing a giant planet hints at the fate awaiting our solar system some five billion years from now
The ambitious Jupiter moon mission JUICE has begun its long journey to the Jovian system
The imagery offers a rare view of the ice giant’s ring system, bright moons and dynamic atmosphere
Four astronauts will fly around the moon in preparation for the first human landings there since 1972
The “absolutely monstrous” cosmic blast is estimated to be a one-in-10,000-year event
JWST has discovered giant mature galaxies that seem to have filled the universe shortly after the big bang, and astronomers are puzzled