NASA's OSIRIS-REx Spacecraft to Search for Trojan Asteroids Near Earth

Artist’s depiction of OSIRIS-REx in orbit around Bennu. Currently, the spacecraft is searching for other Trojan asteroids near Earth. Image Credit: NASA

Asteroids are some of the most ancient objects in the Solar System, relics left over from the time when the planets first started forming and evolving. For this reason, scientists are very […]

'Lock the Doors': Remembering Columbia's Final Mission (Part 2)

As evidenced by the clock on the main screen at 14:15:05 GMT (9:15:05 am EST), this view of a tense Mission Control was acquired a quarter of an hour after the first sign of trouble…and a minute ahead of Columbia’s expected landing. By now, everyone was aware that all hope was gone and contingency […]

'So Thin and Fragile': Remembering Columbia's Final Mission (Part 1)

The dual-shift nature of STS-107 required the inclusion of sleep stations in Columbia’s middeck. In this image, Red Team members Laurel Clark, Rick Husband and Kalpana Chawla peek out of their bunks. Photo Credit: NASA

When Columbia’s payload bay doors opened at around midday EST on 16 January 2003—a few hours after NASA’s oldest […]

New Horizons Completes Another Course Adjustment in Preparation for 2019 Flyby of Next KBO

Artist’s conception of New Horizons approaching 2014 MU69 in 2019. Image Credit: NASA/JHUAPL/SWRI/Steve Gribben

Long after its incredible encounter with Pluto and its moons in 2015, the New Horizons spacecraft is continuing its journey deeper into the Kuiper Belt in the outer reaches of the Solar System. Mission scientists and engineers are now preparing […]

'Go at Throttle Up': Remembering the Sacrifice of the Challenger Seven (Part 2)

Flocks of terrified birds fly away in the face of Challenger’s roaring ascent from Pad 39B at 11:38 a.m. EST on 28 January 1986. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Thirty-one winters have now passed since the frightful morning of Tuesday, 28 January 1986, when Space Shuttle Challenger roared into the crystal-blue Florida sky, […]

Lost Innocence: Remembering the Sacrifice of the Challenger Seven (Part 1)

The infamous image, flashed around the world on 28 January 1986, immediately after Challenger’s tragic destruction. The disaster stalled the shuttle program for almost three years. Photo Credit: NASA

Thirty-one years ago, today, on 28 January 1986, one of the worst and most public disasters in U.S. space history unfolded with horrifying suddenness in […]

PHOTOS: Dream Chaser Delivered to Edwards AFB for Next Flight Test

Sierra Nevada Corporation’s Dream Chaser spacecraft was delivered to NASA’s Armstrong Flight Research Center this week, where it will undergo several months of testing in preparation for its second approach and landing flight. The data SNC gathers from this test campaign will help influence and inform the final design of the cargo Dream Chaser, […]

Grissom, White, and Chaffee: On 50th Anniversary of Apollo 1 Fire, America Remembers

On the 50th anniversary of their loss, America remembers the sacrifice of (from left) Virgil “Gus” Grissom, Ed White, and Roger Chaffee. Photo Credit: NASA

At 6:31 p.m. EST on Friday, 27 January 1967, as night fell over Cape Kennedy in Florida, one of the worst disasters ever to befall America’s space program unfolded […]

Future Space Station Crew Discusses ISS Expedition

Veteran spacewalker Randy Bresnik will become the first U.S. Marine Corps officer to command the International Space Station (ISS). Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Three experienced spacefarers from three nations, with a combined total of almost a year in space, across four previous missions—to say nothing of over 31 cumulative hours of Extravehicular […]

NASA's Opportunity Rover Celebrates 13 Amazing Years on Mars

Opportunity looks back at its landing spot within Eagle crater, after leaving tracks behind in the soil. This is where the rover began its journey 13 years ago. Photo Credit: NASA/JPL-Caltech

Thirteen years. That is how long NASA’s Opportunity rover has now been exploring Meridiani Planum on Mars; not bad for a robot which […]