AmericaSpace Countdown

Next Launch TMA-16M on a Soyuz-FG rocket from Baikonur Cosmodrome, Kazakhstan
scheduled for:
27 Mar 15 19:42:59 GMT
28 Mar 15 1:42:59 ALMT
27 Mar 15 15:42:59 Eastern

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Hubble Shows Evidence of Large Underground Ocean on Ganymede

From HubbleSite: “NASA’s Hubble Space Telescope observed a pair of auroral belts encircling the Jovian moon Ganymede. The belts were observed in ultraviolet light by the Space Telescope Imaging Spectrograph and are colored blue in this illustration. They are overlaid on a visible-light image of Ganymede taken by NASA’s Galileo orbiter. The locations of […]

First Mission to Dwarf Planet Set for Ceres Arrival, Sees Surprising 'Bright Spots' Beyond Compare

Ceres awaits Dawn with two totally unique bright spots inside crater. Ceres rotates in this sped-up movie comprised of images taken by NASA’s Dawn mission during its approach to the dwarf planet. The images were taken on Feb. 19, 2015, from a distance of nearly 29,000 miles (46,000 kilometers). Dawn observed Ceres for a […]

Getting Closer! New Horizons Sees Two of Pluto's Smaller Moons for First Time

Long-exposure images taken by New Horizons between Jan. 27 and Feb. 8, 2015, showing the two tiny moons Hydra (inside yellow diamond) and Nix (inside orange diamond). Image Credit: Image credits: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

The New Horizons spacecraft, on course for a historic encounter with Pluto this summer, is […]

New Horizons Sends Back New Photos of Pluto on Clyde Tombaugh's Birthday

Two new images of Pluto and its largest moon Charon, taken on Jan. 25 and Jan. 27, 2015 by the New Horizons spacecraft. Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

As the New Horizons spacecraft continues speeding toward its rendezvous with Pluto this summer, it has just sent back new photos […]

Coming Down the Home Stretch: New Horizons Begins Historic Long-Range Reconnaissance of Pluto, Prior to Closest Approach in July

Artist’s concept of NASA’s New Horizons spacecraft as it passes by Pluto and its largest moon, Charon, in July 2015. Following its wake-up call from its hibernation late last year, the spacecraft has just entered the first leg of its approach phase to the Pluto system. Image Credit: NASA/JHU APL/SwRI/Steve Gribben

Nine years ago […]

Astronomers Measure Galactic Winds at Milky Way's Center, Detect Record-Breaking X-Ray Flares From Its Supermassive Black Hole

A composite image of the area around the supermassive black hole at the center of the Milky Way, known as Sagittarius A* (Sgr A*), taken with NASA’s Chandra X-ray space telescope. The colors in the main image represent medium, and high-energy X-rays as red, green, and blue respectively. The inset box shows a giant […]

Huge Prospects for Science and Humans to Mars: Conversation With Hubble Astronaut/NASA Science Chief John Grunsfeld (Part 2)

Launch of Space Shuttle Atlantis on STS-125 and the final servicing mission to the Hubble Space Telescope on May 11, 2009, from Launch Complex-39A at the Kennedy Space Center in Florida. Credit: Ken Kremer – kenkremer.com

KENNEDY SPACE CENTER, FL — “A great path” lies ahead for “science and launching humans to Mars,” says astronaut […]

Space Travel Risks Minimized by Capsules: Conversation With Hubble Astronaut/NASA Science Chief John Grunsfeld (Part 1)

Crew of STS-125, including John Grunsfeld, center, during walkout to Astrovan ahead of launch on May 11, 2009, from the Kennedy Space Center in Florida on final mission to service NASA’s Hubble Space Telescope. Credit: Ken Kremer – kenkremer.com

KENNEDY SPACE CENTER, FL — Everyone in the space business knows it’s a “risky business” and […]

Ding-Dong Merrily On-Orbit: Celebrating Yuletide in Space (Part 1)

Truly the voyage of Apollo 8 over the Christmas period in 1968 carried with it the most profound message of the Greatest Story Ever Told: a message of peace, goodwill and harmony to the inhabitants of Planet Earth. Photo Credit: NASA

For the first time in history, two women will celebrate Christmas on Thursday, […]

‘For a Deeper Understanding': 15 Years Since the Third Hubble Servicing Mission (Part 2)

Orbital sunrise causes the solar arrays of the Hubble Space Telescope (HST) to glisten in this spectacular view from STS-103. Photo Credit: NASA

Fifteen years ago, next week, seven men with ancestries in four sovereign nations—the United States, France, Switzerland, and the United Kingdom—embarked on one of the most difficult flights of the entire […]