Space

The harvest moon is the last full moon of the summer. This year it will appear to be full for three days with peak illumination occurring at 7:54 p.m. ET Monday.

A potentially dangerous asteroid called Bennu has a 1 in 1,750 chance of hitting Earth between now and the year 2300.

The Amazon founder was accompanied by a hand-picked group: his brother, an 18-year-old from the Netherlands and an 82-year-old aviation pioneer from Texas.

The Hubble Space Telescope is returning to operation more than a month after its original payload computer shut down.

Sir Richard Branson and a crew of three others grazed the edge of space Sunday morning in a rocket built by the British billionaire's company, Virgin Galactic.

For thousands of years, humans have obsessed over Mars from afar. At first, maybe it was the fact that Mars stands out in the night sky b ...

NASA's rovers are labs on wheels, doing work on Mars, while being directed by scientists and engineers here on earth. How do they repair rovers from millions of miles away?

If or when humans get to the red planet, one of the next big questions is: What will they eat there? Would it even be possible to have a healthy or tasty diet?

Environmentalists from Brownsville to Washington D.C. are protesting Elon Musk's ambitious vision to build, test and launch next-generation rockets in this fragile ecosystem.

This could have been the day that finally answered the burning question: Are there aliens out there? Sadly, we'll still have to wait.

Why NASA is creating — and then sniffing out — some of the foulest smells known in the universe.

Since it became widely available about a century ago, plywood has been prized for its strength, rigidity and durability — three things that are good in a spacecraft.

Amazon billionaire Jeff Bezos is going into space on July 20 on a reusable rocket made by his space exploration company, Blue Origin.

Are we alone? Have alien spacecraft been buzzing across Earth's skies?

Early risers in the U.S. can catch a spectacular view of the moon Wednesday morning before sunrise, but what you'll be able to see will depend largely on where you live.