Atlas V Launch of 70th USAF GPS Commemorates 20th Anniversary of Famed Navigation System

Launch of the GPS IIF - 10 from Playalinda Beach. Photo Credit: Alan Walters/AmericaSpace

Launch of the GPS 2F-10 from Playalinda Beach near Cape Canaveral. Photo Credit: Alan Walters/AmericaSpace

The July 15 launch from Cape Canaveral’s Launch Complex 41 of the Air Force/Boeing GPS 2F-10 navigation spacecraft on a United Launch Alliance Atlas V 401 marks the 20th anniversary of a fully operational GPS constellation.


Flying the Friendly Martian Skies: NASA to Test Mars Airplane Prototype

Artist's conception of the Prandtl-m airplane flying above the surface of Mars. Image Credit: NASA Illustration/Dennis Calaba

Artist’s conception of the Prandtl-m airplane flying above the surface of Mars. Image Credit: NASA Illustration/Dennis Calaba

For several decades, Mars has been a busy place, with orbiters, landers, and rovers providing unprecedented views of the Red Planet. Another exciting possibility which has yet to be realized is an airplane, which could soar through […]

First GPS III Satellite Fully Integrated, Being Readied for Testing

An artist's rendering of Lockheed Martin's GPS III satellite in operation. Image Credit: Lockheed Martin

An artist’s rendering of Lockheed Martin’s GPS III satellite in operation. Image Credit: Lockheed Martin

The development of the most advanced Global Positioning System (GPS) satellite ever built reached an important milestone within the last month. Lockheed Martin announced that the system module of its first next-generation GPS III satellite (Space Vehicle One, or […]

First Delta IV of 2015 to Deliver GPS IIF-9 Satellite to Orbit on Wednesday

A Delta IV Medium+ (4,2) booster launches the GPS IIF-6 mission in May 2014. A similar vehicle will deliver GPS IIF-9, later this week. Photo Credit: Alan Walters/AmericaSpace

After three successful flights in as many months—the Mobile User Objective System (MUOS)-3 and Soil Moisture Active Passive (SMAP) satellites, both in January, and most recently […]

Engine Problems Delay Next Week's Planned ULA Delta-IV GPS IIF-5 Launch

The Global Positioning System (GPS) IIF-5 is moved onto a transporter on 17 September 2013, whilst in clean room conditions at the Navstar Processing Facility at Cape Canaveral Air Force Station, Fla. Photo Credit: Boeing

Next week’s planned launch of a United Launch Alliance (ULA) Delta-IV rocket with the Global Positioning System (GPS) IIF-5 satellite […]

Lockheed's GPS III Prototype Successfully Connects with Raytheon Ground Control System in Milestone Test

Workers inspect Lockheed Martin’s GPS III Non-Flight Satellite Testbed (GNST) after its arrival in July at Cape Canaveral. Photo Credit: Lockheed Martin.

Lockheed Martin’s prototype for the next-generation GPS III satellite successfully connected with Raytheon’s GPS Next Generation Operational Ground Control System (OCX) on Friday, Aug. 30, nearly two months after its arrival. Lockheed’s […]

Medvedev Reprimands Roscosmos Chief

Roscosmos Chief Vladimir Popovkin has been reprimanded by Russian Prime Minister Dmitry Medvedev. Photo Credit: Ria Novosti

On August 2, Russian Prime Minister Dmitry Medvedev issued an official reprimand to Roscosmos chief Vladimir Popovkin citing incompetence.


Launch Viewing Guide: ULA Atlas V Rocket With MUOS-2 Satellite

Photo Credit: John Studwell / AmericaSpace

CAPE CANAVERAL, Fla — United Launch Alliance (ULA) is preparing to launch an Atlas V 551 rocket with the U.S. Navy’s Mobile User Objective System 2 (MUOS-2) satellite from Cape Canaveral Air Force Station’s Space Launch Complex 41 (SLC-41) in Florida. Liftoff is currently set to take place July 19 at […]

Proton Launch Failure Update: Culprit Found

Angular velocity sensors installed upside down may account for the July 1 Proton-M launch taking a nosedive. Photo Credit: Tsenki TV

It appears a likely culprit of the July 1 Proton-M launch failure has been discovered. In the first English-language report, Anatoly Zak of RussianSpaceWeb, relates that investigators combing through wreckage from the crash discovered that the angular […]

Update on Proton-M Launch Failure Fall-out

Photo Credit: Roscosmos /

In the days since the spectacular failure of a Proton-M rocket seconds after its July 1 launch, a few more details have surfaced to shed a little light on the event. So far, most sources are being reported as anonymous and no information has been made public by the official investigation.