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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ESA ‘Green Lights’ Primary Landing Site for Rosetta’s Philae Lander

Philae’s primary landing site from 30 km. Close-up of the region containing Philae’s primary landing site J, which is located on the ‘head’ of Comet 67P/Churyumov–Gerasimenko. The mosaic comprises two images taken by Rosetta’s OSIRIS narrow-angle camera on 14 September 2014 from a distance of about 30 km. The image scale is 0.5 m/pixel. [...]

Astronomers Create Most Detailed Weather Map Yet of an Exoplanet

Graphic depicting how WASP-43b orbits its star, always keeping the same hemisphere facing the star, much like how the Moon always keeps the same hemisphere facing the Earth. Image Credit: NASA, ESA, and Z. Levay (STScI)

Being able to find exoplanets orbiting distant stars is a major accomplishment in itself, and fine-tuning the data [...]

Spectacular Jets Erupting From Rosetta’s Active Comet

Jets are blasting from the active neck of comet 67P/Churyumov-Gerasimenko in this four-image photo mosaic comprising images taken on 26 September 2014 by the European Space Agency’s Rosetta spacecraft at a distance of 26.3 kilometers (16 miles) from the center of the comet. See the montage ot four individual navcam images below. Credit: ESA/Rosetta/NAVCAM/Marco [...]

Giant Cloud at Titan's South Pole Is Toxic and Freezing Cold

View from Cassini of the huge polar vortex cloud over Titan’s south pole. Image Credit: NASA/JPL-Caltech/ASI/University of Arizona/SSI/Leiden Observatory and SRON

Titan is the only moon in the Solar System known to have a dense atmosphere, and while similar to Earth’s atmosphere in some ways, such as being rich in nitrogen, it also holds [...]

Space for Everyone: 30 Years Since STS-41G, Progress in Spaceflight Diversity

The crew of STS-41G, 1984: Seated (from left) are Jon McBride, Sally Ride, Kathy Sullivan, and Dave Leestma, with (from left) Paul Scully-Power, Bob Crippen, and Marc Garneau standing. This mission proved to be a watershed moment in spaceflight diversity in a year of firsts. Photo Credit: NASA

Thirty years ago yesterday (Oct. 5, [...]

ESA’s Rosetta to Deploy Philae Nov. 12 for Historic First Attempt at Comet Landing

The Philae primary landing site in context with the rest of comet 67P. Image Credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA

The team leading the European Space Agency’s (ESA) Rosetta mission has chosen Nov. 12 as the date to deploy the piggybacked Philae lander for mankind’s history-making first attempt to touchdown on the surface of [...]

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 [...]