Oct 10, 2017
Transient Luminous Events (TLEs) are flashes and glows that appear above storms and are results of activity occurring in and below those storms. Researchers are working to better understand lightning and thunderstorms, how they form and develop over time, and why storms produce different TLEs in... Read More
Mar 30, 2015
On Saturday morning, April 4th, sky watchers in the USA can see a brief but beautiful total eclipse of the Moon.
Mar 18, 2015
Tiny solar flares on the sun may be having an outsized effect on the temperature of the sun's atmosphere. To investigate, scientists will observe these "nanoflares" using a space telescope built for black holes.
Mar 10, 2015
NASA is about to launch a fleet of spacecraft to investigate the mystery of "magnetic reconnection," which is making things explode across the cosmos.
Mar 5, 2015
March 5, 2015: Mark your calendar. On Friday, March 6th, NASA’s Dawn spacecraft will enter orbit around Ceres, becoming the first spacecraft from Earth to visit a dwarf planet. "Dawn is about to make history," said Robert Mase, project manager for the Dawn mission at NASA’s Jet Propulsion... Read More
Mar 4, 2015
The key to unraveling the mysterious cause of Alzheimer's disease may not lie in the recesses of the human brain, but rather in the weightless expanses of outer space.
Feb 27, 2015
Feb 27, 2015: Cruising through the asteroid belt, NASA Dawn spacecraft is approaching dwarf planet Ceres, and some puzzling features are coming into focus. "We expected to be surprised by Ceres," says Chris Russell, principal investigator of the Dawn mission,... Read More
Feb 27, 2015
Feb 27, 2015: Dwarf planet Ceres continues to puzzle scientists as NASA's Dawn spacecraft gets closer to being captured into orbit around the object. The latest images from Dawn, taken nearly 29,000 miles (46,000 kilometers) from Ceres, reveal that a bright spot that... Read More
Earth, Sun, Solar System
Feb 6, 2015
Feb 6, 2015: Every 13 months, Earth and Jupiter have a close encounter. Astronomers call it an "opposition" because Jupiter is opposite the Sun in the sky. Our solar system’s largest gas planet rises in the east at sunset, and soars overhead at midnight, shining brighter than any star in the... Read More
Feb 5, 2015
Feb 5, 2015: Firing off a string of action snapshots like a sports photographer at a NASCAR race, NASA's Hubble Space Telescope captured the rare occurrence of three of Jupiter's largest moons racing across the banded face of the gas-giant planet: Europa, Callisto, and Io.
Feb 5, 2015
NASA has launched SMAP, a new satellite to study water, not in oceans or lakes but in the soil beneath our feet. This often overlooked repository of water can have big effects on weather, climate, drought and agriculture.
Jan 27, 2015
Researchers are using a pair of robots to examine the strange way fluids slosh and bubble on the International Space Station
Jan 11, 2015
Jan. 11, 2015: Rivers of glacial meltwater flowing over Greenland's frozen surface may be contributing as much to global sea level rise as all other processes that drain water from the melting ice sheet combined, according to researchers at the University of California, Los Angeles,... Read More
Jan 8, 2015
Jan. 8, 2015: Scientists have paired NASA's Cassini spacecraft with the National Science Foundation's Very Long Baseline Array (VLBA) radio-telescope system to pinpoint the position of Saturn and its family of moons to within about 2 miles (4 kilometers). The measurement is some 50 times... Read More
Jan 7, 2015
Jan. 7, 2015: Although NASA’s Hubble Space Telescope has taken many breathtaking images of the universe, one snapshot stands out from the rest: the iconic view of the so-called “Pillars of Creation.” The jaw-dropping photo, taken in 1995, revealed never-... Read More