National Aeronautics and Space Administration

Elon Musk’s SpaceX launched four astronauts from Florida on Wednesday.

Elon Musk’s space company is set to launch the Crew-3 mission for NASA on Wednesday evening, in the fifth SpaceX crewed mission in the past 18 months.

CNBC got a rare look at Boston Dynamics’ office in Massachusetts to see two of the robots the company is working to commercialize: Spot and Stretch.

SpaceX is set to make history once again, as Elon Musk’s space company prepares to launch a four-member nonprofessional crew to orbit.

The International Space Station will likely be retired within the decade. NASA hopes to save money by having commercial companies build the next space outpost.

Tide to Go is going to outer space. Tide detergent is partnering with NASA to keep astronauts’ spacesuits clean, even if they travel to Mars.

As Elon Musk and Jeff Bezos rocket companies lead a new space race, NASA is working on AI and robotics to farm space plants and feed interplanetary humans.

As new reports confirm unexplained events in the skies, one space-themed ETF is taking the unusual step of adding the phenomena to its risk disclosures.

“My battle with cancer really prepared me for space travel.”

SpaceX’s first-ever manned space flight with two NASA astronauts on Wednesday is a major milestone for Elon Musk’s private spacecraft company and it could be another step toward Musk’s longstanding goal of colonizing Mars.

The future of NASA and American space exploration was recently up in the air. Now, the space agency is as hot as ever. How did NASA become cool again?

NASA plans to build a nuclear power plant on the moon and Mars to support its long-term exploration plans.

Companies are increasingly looking to space as a place of business, and the National Aeronautics and Space Administration has been changing in several different ways, especially by partnering with corporations to develop new technologies. Earlier this year NASA announced it would open the International Space Station to private astronauts, with short missions beginning as soon as 2020. Additionally, NASA said...

A brilliant flurry in the sky near the Unicorn constellation is expected Thursday night over the eastern half of North America and all South America.

Vice President Mike Pence arrived in California Wednesday for a two-day visit to support President Donald Trump and tour a NASA facility.

Mercury is putting on a rare celestial show today, parading across the sun in view of most of the world. The solar system’s smallest, innermost planet will resemble a tiny black dot Monday as it passes directly between Earth and the sun. It begins at 7:35 a.m. EST. The entire 5 ½-hour event will be visible, weather permitting, in the...

A 17-year-old Peninsula student won the $250,000 top prize in the fifth annual Breakthrough Junior Challenge, a global science video competition, the Breakthrough Prize Foundation announced Sunday.

Even the sun is getting into the Halloween spirit.

The astronauts who took part in the first all-female spacewalk are still uplifted by all the excitement down on Earth. International Space Station resident Jessica Meir, from Maine, said Monday that when she floated outside last week, she wasn’t thinking about whether she was going out with a man or woman because everyone is held to the same standard.

A jet plane with cutting-edge technology and an incredibly powerful telescope is visiting NASA Ames. Scientists and students alike are geeking out. Scott Budman reports.