First Breaks Seen in Treads on Curiosity Rover's Wheels, But the Journey Continues

MAHLI view on sol 1641 of two of the raised treads (grousers) on the left middle wheel of the Curiosity rover which recently broke, including the one seen partially detached at the top of the wheel. Photo Credit: NASA/JPL-Caltech/MSSS

As the Curiosity rover continues its traverse among the buttes and sand dunes of Gale […]

PHOTOS: Delta-IV Launches Multinational WGS-9 Into Twilight Skies

Liftoff of the U.S. Air Force WGS-9 satellite atop a ULA Delta-IV rocket from Cape Canaveral AFS Saturday night at 8:18pm EDT. Photo Credit: John Studwell / AmericaSpace.com

U.S. and allied military broadband satellite communications will be significantly bolstered by the successful launch from Cape Canaveral AFS of the Boeing/U.S. Air Force WGS-9 Wideband […]

Delta IV to Launch WGS-9 This Saturday After RS-68 Engine Problem

ULA is scheduled to launch a Delta-IV rocket with the U.S. Air Force WGS-9 satellite just after sunset this Saturday, March 18, from SLC-37B at Cape Canaveral AFS, FL. In this photo, a ULA Delta-IV lofts the WGS-7 satellite from the same location. Photo Credit: Alan Walters / AmericaSpace

A United Launch Alliance Delta-IV […]

Vandenberg Atlas-V Lofts NRO-79 Ocean Surveillance Satellites

ULA kicked off a busy month of flights today with launch of the NRO 79 mission with two top secret Intruder ocean surveillance satellites on board an Atlas-V 401 rocket. Photo Credit: Robert Fisher / AmericaSpace

United Launch Alliance (ULA) kicked off a busy month of flights today with the apparent successful launch from […]

Atlas-V NRO-79 Intruder Mission Readied For Wednesday Launch To Track Ships

The mission patch for the NRO 79 satellites has a woman warrior with an owl-eye “modification” and a Medusa shield to carry out “Victory With Intelligence” in Latin on the shield. Credit: NRO

The U.S. Air Force’s 30th Space Wing at Vandenberg AFB Calif., along with United Launch Alliance (ULA) and the National Reconnaissance […]

NASA's Spitzer Space Telescope Discovers Seven Earth-Sized Worlds Orbiting Nearby Star

Artist’s conception of standing on the surface of exoplanet TRAPPIST-1f. Image Credit: NASA/JPL-Caltech

The search for exoplanets – planets orbiting other stars – has been one of the most exciting developments in astronomy and space science in recent years. The first couple exoplanets were found in 1992, and now over 3,400 have been confirmed, […]

Juno Spacecraft to Remain in Same Orbit, But Science Observations of Jupiter Continue

Spectacular view of Jupiter’s south pole from Juno, taken on Feb. 2, 2017 at 6:06 a.m. PT (9:06 a.m. ET), from an altitude of about 62,800 miles (101,000 kilometers) above the cloud tops (enhanced color version). Image Credit: NASA/JPL-Caltech/SwRI/MSSS/John Landino

NASA’s Juno spacecraft has been orbiting the gas giant planet Jupiter since July 4, […]

SpaceX Soars from 39A for First Time, Delivers Dragon to Space & Returns Falcon to Earth

The inaugural SpaceX Falcon-9 to fly off historic NASA Launch Complex 39A, delivering their Dragon cargo capsule on the CRS-10 resupply flight to the ISS. Photo Credit: John Studwell / AmericaSpace

For the 30th time in under seven years, the roar of Merlin rocket engines heralded another mission for SpaceX earlier today, as the […]

Landing on an Ocean Moon: NASA Unveils New Plan to Search for Life on Europa

Artist’s conception of the proposed Europa lander, with sampling arm extended. Image Credit: NASA/JPL-Caltech

For decades now, Europa has beckoned – this moon of Jupiter which is frozen on the outside but hides a global ocean on the inside – has so far only been visited by spacecraft during brief flybys. Scientists and the […]

A Martian Paradox: Curiosity Rover Findings Raise New Questions About Water on Ancient Mars

View from Curiosity of the Yellowknife Bay rock formation. Drilled samples here and elsewhere provided evidence that this region used to be at the bottom of a lake, but also that there are little or no carbonate mineral deposits, which should have been produced if the carbon dioxide atmosphere was thicker and warmer billions […]