The company plans to launch thousands of direct-to-cell Starlink satellites, which may interfere with our views of the night sky.
Red dwarfs, the universe's most abundant stars and potential hosts for life-sustaining exoplanets, might actually hinder life due to their severe UV flares, new research suggests.
The hybrid spacecraft launched in December 2023 for its third flight, but very little is known about this secretive Chinese mission.
SpaceX's Dragon spacecraft could launch with two astronauts instead of four to make room for the Starliner crew.
If intelligent civilizations exist out there, they may not rely on amounts of energy that would make them visible to us.
A report suggests SpaceX's giant rocket might be too big to dock with NASA Moon-orbiting outpost.
The Sun's warping of Earth's magnetic protections could explain how aurora occur in other parts of our solar system.
A nearby star system, teetering on the edge of a spectacular explosion, promises a rare cosmic show that’ll be visible to the naked eye.
The vault would rely on its remoteness from human-made disasters and the Moon's naturally low temperatures to cryogenically preserve animal skin samples.
That's on top of the $1.1 billion in previously reported losses on the spacecraft, which still hasn't passed certification.
The vessel's crew, whose stay aboard the ISS has stretched over a month longer than planned, conducted tests on the commercial spacecraft's thrusters—and the initial data is encouraging.
It’s an amazing time of year to be a stargazer as the night skies are about to light up with three different meteor showers over a two-week period.
SpaceX's workhorse launch vehicle has been cleared to fly following an investigation into the July 11 incident, which resulted in the loss of 20 Starlink satellites.
Subatomic particles colliding at nearly the speed of light may have produced a unique emission line in the brightest explosion ever observed.
NASA's Perseverance rover has stumbled upon an intriguing rock—one that suggests Mars was once capable of hosting microbial life.
Astronauts get aches, pains, and allergies just like those of us back on Earth, but they may be out of luck if the pills go bad before they return home from the Red Planet.
A powerful explosion on the Sun's surface has sent particles on a collision course with Earth's atmosphere, which could mean we're in for a nice light show in some unusual locations.
Enceladus and Europa are among the most promising places where alien life could exist in our solar system.
This is the first time pure sulfur has been found on the Red Planet.
The mysterious objects may be far more common than we thought and may have brought water to Earth.
