SpaceX and a rival company are rushing ahead with plans for constellations of thousands of satellites, but regulators might not be ready.
(Image credit: Paul Hennessy/NurPhoto via Getty Images)
Don't look at it with the naked eye, but there's a rare celestial event happening Monday morning. Mercury' is gliding between Earth and the Sun.
Monday morning, the solar system's innermost planet will begin a 5.5-hour march across the disk of the sun. All you need to see it are clear skies and access to a telescope with a sun filter.
(Image credit: Bill Ingalls/AP)
Election officials in Pennsylvania set up a secure PDF so that Andrew Morgan could vote from the comfort of the International Space Station. No word on whether he got an "I voted" sticker.
The X-37B, launched in September 2017, has returned to Earth. It was the fifth acknowledged mission for the vehicle since 2010, but details of its mission are being kept under wraps.
(Image credit: U.S. Air Force via Reuters)
CubeSats are only about twice the size of a Rubik's Cube. Once dismissed as tools for students learning the principles of aerospace engineering, they're now being used for more sophisticated missions.
(Image credit: NASA/JPL-Caltech)
In what NASA is calling "HERstory" in space, Christina Koch and Jessica Meir stepped outside the International Space Station on Friday to replace a bad battery charger.
(Image credit: NASA)
Friday marks the first time a space walk has comprised only female astronauts. Women have walked in space before but the walk scheduled for Friday reflects a real change in the astronaut corps.
A sophisticated thermometer on NASA's Mars InSight lander has been stuck for months. It was supposed to drive down 16 feet into the Martian soil but stopped. So scientists used a novel way to free it.
(Image credit: NASA/Caltech-JPL)
Astronauts Christina Koch and Jessica Meir will replace a faulty power regulator on the International Space Station. Only 14 women have participated in spacewalks, and all were accompanied by men.
(Image credit: NASA via AP)
The space agency unveils two new spacesuits for a planned 2024 return to the moon. They're designed to be more comfortable and easier to move around in than their Apollo-era forerunners.
(Image credit: Kevin Wolf/AP)
It's called the Hunter's moon — the first full moon after the Harvest Moon. It will peak at 5:07 p.m. ET on Sunday. The orange is actually the moon reflecting the sun's color.
NASA has produced a computer model of a black hole in 3D. An astrophysicist with NASA says, "It looks kind of like Saturn. There's a big circle in the middle, surrounded by a very thin disk of gas."
Calling it "the most inspiring thing" he's ever seen, SpaceX's CEO talked up his company's big innovation and plans to fast-track production of the spacecraft. He hopes to fly passengers by next year.
(Image credit: Loren Elliott/Getty Images)
There are several dozen houses within a few miles of SpaceX's launch facility in Texas. The company feels they are now too close and is offering to buy them. Many homeowners do not want to move.
A surprisingly large planet orbiting a small star defies the conventional wisdom about how planets are born. But a dark-horse idea from more than 20 years ago could explain it.
(Image credit: Baback Tafreshi/Science Source/Getty Images)
Almost everyone who learns about the project thinks it sounds "crazy," admits one scientist. But the technology should work.
(Image credit: Johns Hopkins APL)
After losing contact with the unmanned craft as it was trying to land on the moon, scientists appear to have captured an image of the lander on the surface, and they're trying to establish contact.
(Image credit: Aijaz Rahi/AP)
India's mission control lost contact with its Vikram lander as it tried to make a soft landing near the moon's remote South Pole. Now the craft has been located, but its condition is unknown.
The spacecraft's descent was going as planned until it reached an altitude of 2.1 km over the surface. "Subsequently, communication from Lander to the ground stations was lost," scientists explained.
(Image credit: Aijaz Rahi/AP)