The company will launch its megarocket for its sixth test flight on Tuesday, hoping for another booster catch.
The pair, who seem attached at the hip these days, are scheduled to watch Starship's takeoff during a pivotal transitional period for the private space sector.
Space agencies and companies are pinning their hopes for spaceflight's future on nuclear electric propulsion.
Aftershock II reached further into space than any other independently built rocket.
A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.
NASA elevated the air leak to the highest level of risk, but Russia isn't convinced it's that serious.
Blue Origin shared a photo of New Glenn as the company prepares to debut its massive rocket.
The company is gearing up for the sixth test flight of the megarocket, with plans to significantly step up Starship's launch cadence next year.
A recent photo of Williams aboard the ISS sparked rumors about her health, restoring the media's habit of prying into the appearance of women astronauts.
A mystery looms over the end-of-life maneuvers of the UK's oldest satellite.
The two robots, working alone and far apart from one another, are struggling on their respective treks along the Red Planet's rough terrain.
Biden reversed a controversial decision to relocate the U.S. Space Command to Alabama, but Trump is expected to follow through with his original plan.
NASA is looking at proposals from the private sector to establish communication to and from Mars.
When Voyager 2 flew past the ice giant 38 years ago, it revealed a magnetosphere warped by solar winds, a finding uncovered through recent analysis of archival data.
The object, a neutron star, is now among the fastest spinning objects ever observed in the universe.
Vega provided the first telescopic evidence of a disk of planet-forming material, but there are no planets to be found around this star.
The four astronauts were hospitalized after returning from an eight-month stay on board the ISS.
The space station is getting closer to retirement, and it's still in need of a deorbiting vehicle to lower it to its fiery death.
Instead of relying on fasteners to keep structures together in space, astronauts may need to use lasers to weld on the lunar surface.
Japan's LignoSat will test the durability of wood in low Earth orbit.
