As the commercial race to suborbital space has heated up in the past few years, a tricky question has popped up again and again: Where does outer space begin?
Space News & Blog Articles
SpaceX's Falcon 9 rocket landing pad drone ship "Of Course I Still Love You" has moved to California for West Coast launches.
China appears to be returning to its pre-pandemic pace of launching back-to-back space missions.
The methane wafting from Enceladus may be a sign that life teems in the Saturn moon's subsurface sea, a new study reports.
The venerable Hubble Space Telescope is facing its most serious malfunction in more than a decade, and while NASA is eager to restore the iconic observatory, the agency doesn't want to rush.
Satellites and the space station crew are tracking the progress of the record-breaking deadly Tropical Storm Elsa as it moves along the Florida coast.
Astra plans to get to Earth orbit for the first time this summer — and to return many times in the ensuing weeks and months.
The $9.8 billion James Webb Space Telescope mission has passed a key launch review, keeping it on track to lift off atop an Ariane 5 rocket before the end of the year.
Virgin Galactic's Richard Branson denied that he is in a billionaire space race with Amazon founder Jeff Bezos.
The Marshall Space Flight Center is a hub for historic and modern-day rocket power in Alabama. Once home to Wernher von Braun's crew of German rocketeers, the facility is now home to work for Artemis and Blue Origin.
A new robotic arm built by the European Space Agency will fly to the International Space Station to service its Russian segment.
NASA's new administrator, Bill Nelson, is a familiar face in the space community, but the agency he has led for nearly two months now has changed a great deal in recent years.
NASA and SpaceX have delayed the departure of the SpaceX CRS-22 Dragon cargo ship from the International Space Station as Tropical Storm Elsa approaches Florida.
How big is Earth? Earth is the fifth-largest planet in the solar system and the densest.