AmericaSpace Launch Countdown

Next Launch ORB-3 on a Antares rocket from Wallops Island, VA
scheduled for:
27 Oct 14 22:44:00 GMT
27 Oct 14 18:44:00 EDT

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It's Back! 'Mystery Island' in Titan Sea Makes Unexpected Reappearance

Three radar images, taken from April 2007 to August 2014, showing how the “mystery island” in Ligeia Mare has changed in appearance over time. Image Credit: NASA/JPL-Caltech/ASI/Cornell

The mystery of an unusual feature in one of Titan’s hydrocarbon seas, dubbed the “mystery island,” has taken an interesting turn. After apparently disappearing following its initial [...]

Sierra Nevada Legally Challenges NASA’s Commercial Crew Transportation Contract Award

Dream Chaser blazes to orbit and the ISS after separation from ULA Atlas V Rocket 2nd stage and liftoff from Cape Canaveral Air Force Station, Florida. Credit: Sierra Nevada Corporation (SNC)

KENNEDY SPACE CENTER — Sierra Nevada Corporation (SNC) declared Friday, Sept. 26, that the company has filed a “legal challenge” protesting NASA’s selection of [...]

New Dust Map of Galaxy Casts Doubts on Gravitational Waves Discovery

All-sky map of interstellar dust from Planck. Blue areas have less dust and red areas have more. The patch of sky observed by BICEP2 is not in one of the less dusty regions. Northern hemisphere is on the left and southern is on the right. Image Credit: ESA

As sometimes happens, the celebrations may [...]

NASA Passes on Dream Chaser, Statement From SNC Regarding NASA's Commercial Crew Award Decision

Dream Chaser media briefing from 2011 at the Kennedy Space Center press site with Mark Sirangelo, vice president of Sierra Nevada Corporation (center), Robert Cabana, Director of Kennedy Space Center (left), and Charles Bolden, NASA Administrator (right). Credit: Ken Kremer / www.KenKremer.com

Of the three American companies who competed for a multi-billion-dollar NASA contract [...]

Landing Site Selected for First-Ever Attempt to Land on a Comet

Landing site J, marked by the white + sign, on the head of comet 67P/Churyumov–Gerasimenko. Image Credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA

A landing site has now been chosen for the Rosetta spacecraft’s lander, Philae, on comet 67P/Churyumov–Gerasimenko, it was announced this morning. After several candidate landing sites had been considered, site J has now [...]

Living On the Edge: The Mysterious Lakes of Titan (Part 4)

Titan’s colorful globe passes in front of Saturn and its rings, in this true color image taken in 2011 from NASA’s Cassini spacecraft. The moon’s opaque atmosphere hides a fascinating surface that is rich in methane lakes, water ice, and organic compounds. Image Credit: NASA/JPL-Caltech/Space Science Institute

“On Titan, the molecules that have [...]

Rosetta Update: Spacecraft Takes 'Selfie' by Comet as Team Determines Landing Site

From the European Space Agency (ESA): “Using the CIVA camera on Rosetta’s Philae lander, the spacecraft have snapped a ‘selfie’ at comet 67P/Churyumov–Gerasimenko.” Image Credit: ESA/Rosetta/Philae/CIVA

You may have taken a selfie before, but not one quite as cool as this: This week in Rosetta news, the European Space Agency’s (ESA) comet-orbiting spacecraft took [...]

Plate Tectonics May Increase Chances for Life on Europa

Europa, with its subsurface ocean, and now evidence for plate tectonics, is a primary goal of exploration in the search for alien life. Processed image copyright: Ted Stryk. Image Credit: NASA/JPL-Caltech/Ted Stryk

Jupiter’s moon Europa is a fascinating little world, but particularly so for one reason: water. It’s deep alien ocean underneath the surface [...]

Alice in Comet-Land: NASA Instrument Aboard Rosetta Returns First Scientific Results

From NASA: “Four-image montage comprising images taken by Rosetta’s navigation camera on 2 September from a distance of 56 km from comet 67P/Churyumov-Gerasimenko. The comet nucleus is about 4 km across.” Image Credit: ESA/Rosetta/NAVCAM

NASA announced that one of its three instruments aboard Rosetta, the European Space Agency (ESA) spacecraft currently orbiting comet 67P/Churyumov-Gerasimenko, [...]

Rainfall on Titan May Create Propane Aquifers, Study Suggests

Illustration of a cross-section of Titan’s surface and near-subsurface, showing the surface lakes/seas, underground aquifers, clathrate layers, and icy crust. Image Credit: ESA/ATG medialab

Saturn’s largest moon, Titan, is a very alien yet eerily Earth-like world, with rain, rivers, lakes, and seas; seen from above, the landscape has a familiar look to it. But [...]