The star astrophysicist sat down with Newsweek to discuss Mars missions and what truly drives human discovery.

New ETFs target the space economy, aerospace and propulsion technology, with one fund offering weekly dividend income from satellite and launch companies.

NASA plans to launch four astronauts on a long-awaited trip around the moon as early as April 1, the agency announced.

After postponing launch opportunities in February and March, the agency determined that four astronauts could proceed toward the first crewed lunar journey in more than 50 years.

Astronomers produced the most complete map of the center of the Milky Way, which can provide insight into how stars and ...

How a team of divers accidentally uncovered debris from the tragic 1986 shuttle explosion resting on Florida’s ocean floor.

Our sun was born 4.6 billion years ago near the crowded center of the Milky Way and then migrated roughly 10,000 light-years outward to the peaceful galactic suburbs it currently occupies. Now a pair ...

Newport State Park’s night sky is a reminder that wonder and awe are still available to all, you just need to be willing to ...

Congress is pushing to extend the International Space Station's life by two years, to give commercial outposts more time to ...

Look up on a clear night and you'll see the streaks of our new space age. What you don't see is the growing fallout for the atmosphere that keeps us alive.

Our sun and a host of "solar twins" may have migrated away from the core of the Milky Way galaxy together long ago, potentially making the solar system more hospitable to life.

The comet formed in a cold and distant part of the early Milky Way up to 12 billion years ago, putting it just under 2 billion years the age of the universe.