Space News

Composite view showing Neptune on Triton's horizon. Neptune's south pole is to the left; clearly visible in the planets' southern hemisphere is a Great Dark Spot, a large anticyclonic storm system located about 20 degree...

One of the smallest constellations in the Northern Hemisphere is reaching its highest point in the sky at around midnight local daylight time this week.

The three brightest objects in the night sky are set to create a spectacular triangle Saturday (Aug. 23) morning, and weather permitting, early-rising skywatchers should be able to catch the celestial action.

ESA officials said reducing power levels by 1.5 decibels on all four satellites will have no perceptible effect for Galileo system users.

Should Orbital convert its Antares rocket into an all-solid-fuel vehicle, the company will have to overhaul its launch infrastructure on Virginia's eastern shore and figure out how to comply with a NASA launch safety rul...

New research by a team of UK and European-based astronomers is helping to solve the mystery of what caused a spectacular supernova in a galaxy 11 million light years away, seen earlier this year.

Reid Wiseman, NASA astronaut and part-time master of Vine videos, has done it again. This time he’s showing off a flame experiment on the International Space Station called the Flame Extinguishment Experiment-2 (FLEX-2...

During an August 20 event at NASA headquarters, called Ancient Earth, Alien Earths, a panel of scientists from NASA and other organizations discussed how vastly different and inhospitable we all would find ancient Earth,...

NASA has selected four ideas from the public for innovative uses of climate projections and Earth-observing satellite data. The agency also has announced a follow-on challenge with awards of $50,000 to build climate appl...

Early-rising stargazers were treated to an amazing view of the two brightest planets closely aligned in the morning sky Monday (Aug. 18).

On Aug. 18, 2014, Venus and Jupiter took center stage in a stunning pre-dawn celestial conjunction. See amazing photos by stargazers of Venus and Jupiter together in the early-morning sky.

Two astronauts living and working on the International Space Station have captured a one-two punch of incredible views showing two active volcanoes spewing steam and lava from space.

NASA's Jet Propulsion Laboratory News and Features: The team operating NASA's Curiosity Mars rover has chosen not to proceed with drilling at a target rock called "Bonanza King" after the rock budged when tapped by the d...

A Europeanized Russian Soyuz successfully placed two European Galileo satellites into medium Earth orbit in the first launch of Galileo's fully operational satellite models.

NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station....

Today: NanoRack Cubesat Deployer (NRCSD) Operations: Last night, ground controllers were unsuccessful in their attempt to deploy four Cosmogia Dove CubeSats via the Japanese Experiment Module (JEM) Remote Manipulator Sys...

NASA has selected four ideas from the public for innovative uses of climate projections and Earth-observing satellite data.

The moon appears to be a tranquil place, but modeling done by University of New Hampshire and NASA scientists suggests that, over the eons, periodic storms of solar energetic particles may have significantly altered the ...

NASA's Goddard Space Flight Center: NASA and NOAA satellites are studying the triple tropical tempests that are now romping through the Eastern Pacific Ocean. NOAA's GOES-West satellite captured Tropical Storm Karina, Tr...

The Flame Extinguishment - 2 (FLEX-2) experiment studies the burning of fuel droplets in space. In a recent test, iso-octane and heptane were the fuel sources in an oxygen (21%) and nitrogen (79%) environment.

"It's very exciting to think that the dwarf planets could have astrobiological potential," says New Horizons lead scientist Alan Stern of the Southwest Research Institute. In 2011, the highly sensitive Cosmic Origins Spe...

Sea Launch said it has begun a broad cost-cutting initiative to carry it through a gap in launches that the company hopes will end sometime in 2015 or 2016.