A Billion Miles to Saturn: 20 Years Since the Launch of Cassini

The second Titan IVB roars aloft on 15 October 1997, carrying the Cassini mission to Saturn. Photo Credit: NASA

In the pre-dawn darkness of 15 October 1997, exactly two decades ago, this very day, one of the largest and most powerful rockets ever brought to operational service was poised for launch on Space Launch […]

60th ULA Atlas V Delivers EchoStar-XIX Communications Satellite to Orbit in Year-End Mission

Powered by its single RD-180 first-stage engine and three solid-fueled boosters, the Atlas V 431 springs away from Space Launch Complex (SLC)-41 at the Cape at 2:13 p.m. EST on Sunday, 18 December. Photo Credit: John Kraus/AmericaSpace

Only weeks after passing its 10th anniversary of operations, and just over a year since its 100th […]

GOES-R Set for Saturday Launch, Ready for Quantum Leap in Earth Weather Watching

The GOES-R spacecraft is prepared for its 19 November 2016 launch. Photo Credit: NASA

For only the fourth occasion in its history, the Atlas V will rise from Cape Canaveral Air Force Station, Fla., in its second-most-powerful active operational variant on Saturday evening. The rarely used “541” configuration of United Launch Alliance’s (ULA) highly […]

Atlas V Rocks Vandenberg, Delivering WorldView-4 Satellite to Orbit

Artist’s concept of WorldView-4 in orbit. Image Credit: Lockheed Martin

After almost two months of delays, caused by raging wildland fires which swept across vast areas of Vandenberg’s North and South Base, a United Launch Alliance (ULA) Atlas V rocket successfully roared away from Space Launch Complex (SLC)-3E at 10:30 a.m. PST (1:30 p.m. […]

Commercial Earth-Watcher Ready for Friday Morning Launch

DigitalGlobe’s WorldView-4 satellite is readied for encapsulation in the Atlas V payload fairing on 8 September 2016. Photo Credit: Lockheed Martin

Twenty-five months after the WorldView-3 commercial Earth-imaging satellite was launched into orbit, its near-twin is set to rocket out of Vandenberg Air Force Base, Calif., no sooner than Friday, 16 September, atop a […]

OSIRIS-REx Stands Ready for Date With Asteroid Bennu (Part 1)

NASA’s OSIRIS-REx spacecraft has completed assembly at Lockheed Martin Space Systems near Denver, Colo. Over the next several months engineers will put the spacecraft through a series of intense tests. The $800 million mission to retrieve samples from Astroid Bennu is scheduled to launch in September 2016. Photo Credit: Lockheed Martin

Just two days […]

Nearly There: NASA’s OSIRIS-REx Being Readied for Sept. 8 Launch

An artist’s rendering of OSIRIS-REx at asteroid 101955 Bennu. Image Credit: NASA

The last decade has proven to be watershed years for deep space exploration. While the European Space Agency’s Rosetta spacecraft proved a small lander could be set down upon a rocky comet, other missions including NASA’s Curiosity rover, Dawn, and New […]

Cygnus Soars Under Overcast Skies on Return to Space Station After Days of Weather Delays

Launch of Orbital ATK’s Cygnus OA-4 cargo ship to resupply the International Space Station Dec. 6, 2015, flying off pad 41 atop a Unbited Launch Alliance Atlas-V booster from Cape Canaveral, Fla. Photo Credit: Mike Killian / AmericaSpace

After three scrubbed launch attempts—most recently on Saturday, 5 December, which was called off just before […]

Earth's Solar Sentinel: 20 Years of the Solar and Heliospheric Observatory (SOHO)

Massive X-10 solar flare, detected by the joint NASA/ESA Solar and Heliospheric Observatory (SOHO) in October 2003. The Sun-watching spacecraft was launched 20 years ago, tomorrow, on 2 December 1995. Photo Credit: NASA

Almost a million miles (1.5 million km) “ahead” of Earth, looping about an elliptical orbit in the vicinity of a gravitational […]

100 Percent Success as ULA Delivers 100th Mission Safely to Orbit

A ULA Atlas-V 421 rocket successfully launched the Morelos-3 mission for Mexico’s Secretaria de Comunicaciones y Transportes (Ministry of Communications and Transportation) this morning, securing a place in ULA’s history books as the 100th flight executed by the company since its formation in December 2006. Morelos-3 marks the 57th Atlas-V launch since its first […]