Alien Ocean: All Systems Go for New NASA Mission to Europa

Artist's conception of the Europa Clipper during a flyby of Europa. Image Credit: NASA

Artist’s conception of the Europa Clipper during a flyby of Europa. Image Credit: NASA

After many years of people hoping and waiting, NASA has announced that a new mission to Europa has successfully completed its first major review by the agency and now is entering the development phase, known as formulation. In other words, […]

Four Space Shuttle Veterans Inducted Into US Astronaut Hall of Fame

Astronaut Robert "Hoot" Gibson (at podium) speaks prior to Dr. Rhea Seddon's induction into the U.S. Astronaut Hall of Fame on Saturday, May 30th. From left: Astronaut Scholarship Foundation Chairman Daniel Brandenstein, Kent Rominger, Seddon, Steve Lindsey, John Grunsfeld, Gibson, and CNN's John Zarrella. Photo Credit: Emily Carney / AmericaSpace

Astronaut Robert “Hoot” Gibson (at podium) speaks prior to Dr. Rhea Seddon’s induction into the U.S. Astronaut Hall of Fame on Saturday, May 30. From left: Astronaut Scholarship Foundation Chairman Daniel Brandenstein, Kent Rominger, Seddon, Steve Lindsey, John Grunsfeld, Gibson, and CNN’s John Zarrella. Photo Credit: Emily Carney / AmericaSpace

Four space shuttle veterans, […]

To Europa! NASA Announces Science Instruments for New Mission to Ocean Moon

The cracked icy surface of Europa. Could the ocean below support life? The Europa Clipper mission will try to answer that question. Image Credit: NASA/JPL/Ted Stryk

An exciting new development in planetary exploration was announced today: NASA has chosen the science instruments which will be included in a new mission to Jupiter’s moon Europa. […]

NASA Announces Journey to Mars Contest for Ideas to Enable Human Presence on Red Planet

NASA announces public contest for ideas on achieving a sustained human presence on Mars as part of the agency’s “Journey to Mars” initiative. Credit: NASA

Here’s your chance to influence how NASA will fulfill its agency-wide goal of sending humans to Mars in the 2030s for a sustained period of time.

NASA has just […]

Rest In Pieces: MESSENGER Ends Orbital Operations, Impacts Mercury's Surface

The MESSENGER spacecraft, depicted in this artist’s rendering, began studying Mercury in 2011. Today, its mission ended with its impact on the far side of the planet. Image Credit: NASA

Here’s MESSENGER by the numbers: Years since launching: 10+; Years in Mercury’s orbit: Four; Number of orbits: 4,105; Size of its impact crater: Estimated […]

NASA Says Webb Telescope Within Budget and On Track for 2018 Launch, GAO Not So Sure

Artist’s concept of the James Webb Space Telescope (JWST). Image Credit: NASA/ESA

The most sophisticated and ambitious space-based observatory ever conceived by the human mind continues to take shape through various aerospace centers across the country, where work is progressing steadily with development of NASA’s James Webb Space Telescope (JWST). This year is a […]

Hubble Shows Evidence of Large Underground Ocean on Ganymede

From HubbleSite: “NASA’s Hubble Space Telescope observed a pair of auroral belts encircling the Jovian moon Ganymede. The belts were observed in ultraviolet light by the Space Telescope Imaging Spectrograph and are colored blue in this illustration. They are overlaid on a visible-light image of Ganymede taken by NASA’s Galileo orbiter. The locations of […]

Cassini Finds Evidence for Hydrothermal Activity on Saturn's Moon Enceladus

Cutaway view depicting the interior of Enceladus. Water, salts, organics, and methane make their way from the hydrothermal vents on the ocean bottom to the surface through cracks in the icy crust, erupting as geysers. Image Credit: NASA/JPL

The deep oceans on Earth are teeming with life, despite the cold and darkness, thanks to […]

'Since the Earth Cooled': 20 Years Since the Record-Setting Mission of STS-67 (Part 2)

Endeavour touches down at Edwards Air Force Base, Calif., on 18 March 1995, after almost 17 days in orbit. Photo Credit: NASA

Records are there to be broken, and in March 1995—20 years ago, this week—the crew of Endeavour was midway through what turned out to be the longest flight in shuttle program history […]

'Instant Daylight': 20 Years Since the Record-Setting Mission of STS-67 (Part 1)

Commander Steve Oswald leads the STS-67 crew out of the Operations and Checkout Building on the late evening of 1 March 1995, bound for a liftoff in the small hours of the following morning. Photo Credit: NASA

Twenty years ago, this week, seven astronauts, including four professional astronomers, were midway through what turned out […]