Methane Discovered in Martian Meteorites: A Clue to Possible Life?

Methane has been discovered in some meteorites originating from Mars. Could it be a clue to life? Image Credit: Image by Michael Helfenbein

Methane has been discovered in some meteorites originating from Mars. Could it be a clue to life? Image Credit: Michael Helfenbein

The puzzle of methane on Mars has taken an interesting new twist: For the first time, the gas has been detected within Martian meteorites. The finding adds another layer to the ongoing controversy over […]

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, […]

Philae Is Alive! ESA Comet Lander Feared Dead, Phones Home After 7 Months of Silence

ESA Philae lander approaches comet 67P/Churyumov–Gerasimenko on 12 November 2014 as imaged from Rosetta orbiter after deployment and during seven-hour-long approach for first ever touchdown on a comet’s surface. Credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA – Composition by Marco Di Lorenzo/Ken Kremer

The European Space Agency (ESA) made history last fall with the long-awaited […]

Saturn's Massive Phoebe Ring Even Larger Than Previously Thought

Image of the Phoebe ring taken in 2009, overlaid in tan colors. The ring is much larger than Saturn's other more visible rings and is also tilted with respect to the other rings. Image Credit: NASA/JPL/U

Image of the Phoebe ring taken in 2009, overlaid in tan colors. The ring is much larger than Saturn’s other more visible rings and is also tilted with respect to the other rings. Image Credit: NASA/JPL/U. Virginia

Saturn is truly the “Lord of the Rings” and one of the most majestic places in the […]

Impact Glass Discovered on Mars: How It Might Help In Search for Evidence of Past Life

Image from the Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) instrument on the Mars Reconnaissance Orbiter, showing deposits of impact glass (green) in Alga Crater. Image Credit: NASA/JPL-Caltech/JHUAPL/Univ. of Arizona

For the first time, impact glass has been detected on the surface of Mars; the discovery not only provides new information about the formation […]

Flying (Mostly) Friendly Skies: Northrop Grumman Developing Airplane to Cruise Atmosphere of Venus

Artist’s conception of the Venus Atmospheric Maneuverable Platform (VAMP) aircraft in the atmosphere of Venus. Image Credit: Northrop Grumman artist’s concept

With so much attention now on the rovers and spacecraft at Mars, Saturn, Ceres, comet 67P/Churyumov-Gerasimenko, and, soon, Pluto, it may seem like Earth’s closest planetary neighbor Venus has been forgotten again. But no, […]

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 […]

Enceladus' Water Geysers May Be 'Curtain Eruptions' According to New Study

The water vapor jets on Enceladus are now thought to mostly be more like diffuse “curtains” rather than separate plumes. Image Credit: NASA/JPL-Caltech/SSI/PSI

The water vapor geysers on Saturn’s moon Enceladus are one of the most fascinating phenomena in the Solar System; the jets spray far out into space in a dazzling display unseen […]

'Monster Flight': 25 Years Since Launch of Hubble (Part 1)

The moment of deployment of the Hubble Space Telescope (HST), as seen from the IMAX Cargo Bay Camera (ICBC). Photo Credit: NASA

“If there were ever two missions that were completely opposite in terms of the public attention that was given to them,” astronaut Loren Shriver once said, “it would be my first and […]

Rosetta and Philae Capture First Detailed Magnetic Measurements of a Comet Nucleus

Comet 67P/C-G’s activity! This stunning montage of 18 images from Rosetta’s navcam camera shows off the comet’s activity from many different angles. It covers the time period between 31 January (top left) and 25 March (bottom right), 2015, when the spacecraft was at distances of about 30 to 100 km from the comet. The […]