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Private rocket company SpaceX is a leader among the new space push to send humans to orbit on commercial craft.

Learn the latest discoveries about the ringed planet Saturn.

All the latest news on solar eclipses.

"We Don't Planet" is a new series of short explainer videos covering the most interesting objects and topics in the universe. Watch each new video, and learn about its subject matter, here.

Learn more about the European Space Agency's Rosetta spacecraft that arrived at Comet 67P/Churyumov–Gerasimenko on Aug. 6, 2014.

The European Space Agency and Russia's Federal Space Agency have teamed up on the ExoMars orbiter and rover mission to the Red Planet. See the latest news here.

The Kavli Foundation endeavors to advance science for the benefit of humanity, promote public understanding of scientific research and support scientists and their work.

The host of several podcasts and YouTube series, Paul Sutter joined Space.com in 2015 to share his unique insights into the universe and our place in it.

Co-author of more than 800 scientific papers, Don Lincoln pursues a range of elusive questions, from the nature of dark matter to the structure of quarks and leptons.

Author and PBS host Robert Lawrence Kuhn brings his unique, mind-bending questions to the Expert Voices platform.

Learn more about NASA's New Horizons mission, which performed history's first flyby of the Pluto system on July 14, 2015.

NASA's Orion spacecraft is designed to take humans deeper into space than ever before. Get the latest Orion news, videos and images here.

Learn more about Virgin Galactic's plan to make space tourism and personal space travel a reality with SpaceShipTwo.

From spy satellites and missile defense to robot space planes and orbital platforms, get the latest news and views on military space technology.

See amazing images by dedicated night sky observers and amateur astronomers alike.