Latest articles by Megan Gannon
Death of a Spacecraft: Bittersweet Mood as Rosetta Crash-Lands on Comet
Today (Sept. 30) marks the end of operations for the European Space Agency's (ESA) historic Rosetta mission, and the mood felt almost funereal as the postlanding celebration began.
Parting Shots: The Rosetta Spacecraft's Last Photos of Comet 67P
Rosetta captured its last view of Comet 67P from an altitude of about 65 feet (20 meters).
Goodbye, Rosetta! Spacecraft Crash-Lands on Comet in Epic Mission Finale
The Rosetta probe drifted down to the surface of Comet 67P today (Sept. 30) and ended its 12-year mission.
Rosetta's Final Day: Scientists Await Comet Probe's Crash
Europe's Rosetta spacecraft will end its mission Friday (Sept. 30) by landing on the comet it's been orbiting for the last two years.
First Comet-Orbiting Spacecraft Set to Crash-Land Friday
The first spacecraft to orbit a comet will end its historic mission on Friday (Sept. 30) with a crash landing.
Why Did It Take So Long to Find Proxima b?
The newfound, possibly Earth-like planet Proxima b lies just 4.2 light-years away. So why did it take astronomers so long to discover it?
ExoMars: Inside Europe's Quest to Land a Rover on the Red Planet
The recent launch of Europe's first ExoMars mission sets the stage for a much more ambitious second act: a rover landing on the Red Planet. But the mission faces a possible delay.
'Star Trek' Actress Grace Lee Whitney Dies at 85
'Star Trek' actress Grace Lee Whitney — who played Janice Rand, yeoman to Captain Kirk — has died at age 85.
From Space, Typhoon Maysak's Eye Looks Like a Black Hole (Photo)
The astronauts living and working on the International Space Station are eye to eye with a deadly super typhoon as it heads toward the Philippines.
Chinese New Year: How to See the New Moon Live Online Thursday
The online observatory Slooh will broadcast real-time views of the new moon on Thursday, marking the beginning of the Chinese New Year.
Europe's Final ATV Cargo Ship Leaves Space Station Saturday: Watch Live
The European Space Agency's fifth and last Automated Transfer Vehicle, ATV-5, will undock from the orbiting outpost Saturday morning at 8:41 a.m. EST.
Dozens of Vintage Space Games Now Available Online
Nostalgic fans of space-themed games should have dozens of options to explore.
World View Captures Spectacular Sunrise with High-Altitude Balloon (Video)
World View has just released new footage from a recent unmanned flight, offering a glimpse at the vistas future customers might experience during a sunrise voyage.
Voyager 1 Rides 'Tsunami Wave' in Interstellar Space
NASA's Voyager 1 spacecraft — the only object made by humans to leave the solar system — might still be caught in a tsunami-like shock wave that first hit the probe in February.
Violent Asteroid Collision Recreated with High-Speed Cannon (Video)
To understand how deep fractures on the giant asteroid Vesta formed, scientists recreated violent cosmic impacts in a lab with a high-speed cannon.
Is Private Spaceflight Safe? What Virgin Galactic's Fatal Crash Means
SpaceShipTwo's fatal accident doesn't spell doom for space tourism, though Virgin Galactic will likely have to answer key safety questions in the months and years ahead.
US Air Force Launches Military GPS Satellite on 50th Atlas 5 Rocket
The U.S. Air Force launched a 19-story rocket from the coast of Florida today to carry a next-generation GPS satellite into space.
