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A six-passenger spaceship owned by an offshoot of Virgin Group fired its rocket engine in flight for the first time on Monday, a key step toward the start of commercial service in about a year, Virgin owner Richard Branson said.
PASADENA, Calif. -- The Herschel observatory, a European space telescope for which NASA helped build instruments and process data, has stopped making observations after running out of liquid coolant as expected.
Virgin Galactic’s SpaceShipTwo went supersonic over the Mojave desert during its first powered flight this morning, a major milestone for the company’s plans for commercial suborbital flights.
The space tourism company Virgin Galactic appears to be go for its first rocket-powered test flight of SpaceShipTwo — a commercial rocket ship for passenger space travel.
An incoming comet that may well turn out to be the "comet of the century" could create an unusual kind of meteor shower, scientists say.
There is a palpable buzz of a possible test flight of SpaceShipTwo on Monday (April 29) at the Mojave Air and Space Port in Mojave, Calif. The test is rumored to be a 20-second burn of SpaceShipTwo's novel hybrid rocket motor in flight.
Two NASA spacecraft are safe and sound, after the sun unleashed three intense back-to-back solar eruptions in their direction, scientists say.
Damaged cargo ship docks with ISS.
How do you throw up in a place where "up" and "down" don't exist?
The best view of Saturn available to Earth dwellers in six years should be on Sunday (April 28), with the planet reaching its opposition point, when Earth lies directly between it and the sun.
The unmanned Russian cargo ship Progress 51 is docking at the International Space Station today and may have to be controlled manually due to an antenna glitch on the robotic spacecraft.
The moon will pass through part of the Earth's shadow in a partial lunar eclipse on Thursday, April 25, and you can watch the event live in two webcasts provided by the Slooh Space Camera and Virtual Telescope Project.
Earlier this month, NASA said it would go ahead with the plan to snare a small asteroid and bring it into an orbit around the moon, where astronauts could study it and investigate the idea of mining the valuable resources inside these space rocks
A private experimental rocket that may eventually lead to a fully reusable launch system has flown higher than ever before, soaring 80 stories into the air before landing softly back at its pad.
UK scientists are developing the whaling-inspired technology.
An intrepid critter crew of geckos, mice and gerbils and other animals launched into orbit Friday (April 19) to begin a month-long Russian experiment to study how space travel affects living creatures.
NASA's iconic Hubble Space Telescope has snapped stunning new photos of Comet ISON, which could become one of the brightest comets ever seen when it zips through the inner solar system this fall.
Astronomers have spotted the "greenest" of galaxies, one that converts fuel into stars with almost 100-percent efficiency.
The storied space telescope captures a view of a comet headed for a close swing past the sun and a starring role in the nighttime sky this year.
Life may well lurk beneath the Martian surface today, but it'll be tough to detect without sending humans to the Red Planet, some experts say.
Some rock concerts use fireworks to dazzle concert-goers, but it is something else entirely when Mother Nature creates the light show.
NASA will now foot the entire bill for the United States' production of plutonium-238 spacecraft fuel, which recently started up again for the first time in a quarter-century.
Mars One has begun accepting video applications for a mission to colonize the red planet in 2023.
Russian cosmonaut Pavel Vinogradov made spaceflight history high above Earth on Friday (April 19) when, at age 59, he became the oldest person ever to venture outside a spacecraft during a spacewalk that was only marred by the last-minute loss of an
A new commercial U.S. rocket soared into the Virginia sky Sunday (April 21) on a debut flight that paves the way for eventual cargo flights to the International Space Station for NASA.
The Orbital Sciences rocket launched from NASA Wallops on April 21, 2013
The annual Lyrid meteor shower will peak tonight (April 21) and early Monday, but the moon's bright light may spoil the celestial fireworks display.
With more and more Earth-like alien planets being discovered around the galaxy, humanity should now start planning out the next steps in its hunt for far-flung alien life, researchers say.
The annual Lyrid meteor shower will peak tonight (April 21) and early Monday, but the moon's bright light may spoil the celestial fireworks display.
