Space News

Backers of NASA’s next great observatory contemplate its worst-case scenarios --

In the 2018 National Defense Authorization Act, Congress weakened the Air Force secretary's power to set military space priorities and influence programs. SpaceNews.com

NASA's Ames Research Center News and Features: NASA's Stratospheric Observatory for Infrared Astronomy, SOFIA, is preparing for its 2018 observing campaign, which will include observations of celestial magnetic fields, s...

Despite the many impressive discoveries humans have made about the universe, scientists are still unsure about the birth story of our solar system....

In my previous post I started a conversation with spaceflight entrepreneur Charles Miller, who shared his insights about how NASA's human spaceflight program got been stuck in low-Earth orbit and how we could enter a new...

The classical theory of gravity is in dire need of new approaches, since it doesn't combine well with quantum physics. Both theories, crown jewels of 20th century physics, cannot be true at the same time. A Dutch theoret...

Angola's new satellite Angosat-1 is communicating normally with ground teams again after losing contact shortly after launch. SpaceNews.com

Filled with trash, the unpiloted ISS Progress 67 Russian cargo ship undocked from the aft port of the Zvezda Service Module of the International Space Station at 8:03 p.m. EST....

A long time ago in a galaxy far away two neutron stars collided and created a spectacular light show shown above known as a "kilonova," a hot, dense expanding cloud of debris that shook the universe, emitting some 200 mi...

A record-breaking number of Earth-sized planets orbit a faint star in a nearby galaxy.

Bill Nye the Science Guy is back for a second season of "Bill Nye Saves the World," which returns to Netflix today (Dec. 29).

The Saturn probe completes its years-long mission in a fiery descent.

The solar event that transfixed Americans from sea to shining sea.

Here's Space.com's guide to the most-anticipated spaceflight events of the coming year.

Skywatchers in the eastern U.S. can see the moon briefly obscure the bright star Aldebaran this Saturday, Dec. 30.

Russian specialists on Friday said they have restored communication with Angosat-1, the first national satellite it launched for Angola, days after they lost contact with it.

A new video from NASA features the very best photographs of Earth taken by astronauts from the International Space Station in 2017.