Space.com

One day after putting Bulgaria's first communications satellite into orbit, SpaceX is preparing for a Falcon 9 launch from Vandenberg Air Force Base in California on Sunday (June 25).

A splendid nebula decorates the cosmos 2,000 light-years from Earth.

Find out what happened today in space on June 24, 1999 when NASA's Cassini spacecraft flew by Venus on its way to Saturn.

The world’s first laser communication link…from the Moon!

When the "Great American" total solar eclipse sweeps across the U.S. on Aug. 21, you'll need some safety-rated gear to watch it safely. Here are Space.com's picks for the best eclipse-viewing gear, including glasses, binoculars, telescopes and more!

The mobile hotel concept combines high-speed rail with luxury accommodations.

For decades, while astronomers have detected black holes equal in mass either to a few suns or to millions of suns, the missing-link black holes in between have eluded discovery.

Here's a guide to the major astronomical events of the next year, as well as space launches and milestones for spacecrafts already in travel.

Astronomers use a variety of methods to determine how far away celestial objects are from Earth. Learn about this "cosmic distance ladder" in the ninth episode of "We Don't Planet."

NASA's James Webb Space Telescope (JWST) entered a testing facility at Johnson Space Center in Houston on Tuesday (June 20), where it will spend the next three months in a freezing-cold vacuum.

Astronomers have observed the eating habits of a protostar — and like any youngster, it has an affinity for fast food.

Here's where the staff of Space.com will be viewing the total solar eclipse on Aug. 21, 2017, and the reasons why we selected our individual viewing sites.

After a slight delay, a used SpaceX Falcon 9 rocket is scheduled to make its second trip to space today (June 23) to orbit the first communications satellite for Bulgaria.

The three potentially habitable Earth-size planets in the TRAPPIST-1 system may be even more promising abodes for life than scientists had thought.

A SpaceX Falcon 9 rocket that has launched once before will make its second flight Friday, June 23, to launch BulgariaSat-1 from Pad 39A at NASA's Kennedy Space Center in Cape Canaveral, Florida. Watch it live here at 3:10 pm ET.

A Kentucky Fried Chicken sandwich is scheduled to travel into the stratosphere on Thursday (June 22) aboard one of World View Enterprise's Stratollite high-altitude balloon systems.

One of Hollywood's top directors will step into helm Han Solo.

The United States Mint will honor the important roles that Native Americans have held in the U.S. space program with the issuance of a dollar coin in 2019.

Lasers are helping scientists conduct highly precise measurements and observations on Earth, in orbit around our planet and in space.

A high-altitude balloon flight that would have carried a chicken sandwich to the edge of space has been delayed again, due to wind conditions on the ground.