Asteroid near miss expected next year

A newly discovered asteroid will come so close to Earth next year that it actually passes below many man-made satellites.

DARPA seeks fleet of disposable spy satellites

The Pentagon's calling for proposals for a fleet of cheap, disposable satellites to give soldiers access to battlefield maps and images.

Quasars found acting as gravitational lenses

Astronomers using NASA's Hubble Space Telescope have found several  quasars acting as gravitational lenses, making it easier to study the galaxies in which they're contained.

NASA catalogs the infrared sky

NASA has debuted a new atlas and catalog of the infrared sky, including more than a half billion stars, galaxies and other objects captured by the Wide-field Infrared Survey Explorer (WISE) mission.



How teenage galaxies feed

Astronomers have known for some time that the earliest galaxies were much smaller than the impressive spiral and elliptical entities which now fill our universe.

Solar prominence - or UFO?

Is this a picture of a Death Star-type UFO refueling on the surface of the sun? Well, no.

Maglev inventor proposes train to space

One of the inventors of the superconducting maglev train is proposing building a bigger, better version than ever before - that could fire out payloads into orbit.

Astronauts show brain and eye abnormalities

A new study has confirmed that astronauts risk brain and vision abnormalities as a result of spending time in space.

Life's building blocks more common than thought

An analysis of meteorite samples has revealed that there's more than one way of building amino acids in space, raising the odds of life elsewhere.

Moon's magnetic rock may have come from asteroid

The moon's somewhat bizarre magnetic field may have been shaped by a massive asteroid impact, which left some of its material behind.

NASA rocket experiment will light up sky

Skywatchers along the eastern US should have a ringside seat for a new NASA experiment designed to shed light on the Earth's jet stream winds.

Earth hit by major solar storm

One of the biggest solar storms in years is engulfing the Earth, following two flares that erupted on Tuesday.

A closer look at the Hercules galaxy cluster

The Hercules galaxy cluster - aka Abell 2151 - lies approximately 500 million light-years away in the constellation of Hercules.

Was Titanic sunk by rare lunar event?

Exceptionally high tides caused by a rare conjunction of celestial events could have placed the fateful iceberg in the Titanic's path.

What color is the Vesta asteroid?

Since last July, NASA’s Dawn spacecraft has been orbiting the asteroid Vesta and transmitting gigabytes of images and other relevant data.

Evidence found for huge asteroid strike

Scientists say they've found more evidence of a major impact by a comet or asteroid, some 13,000 years ago.

Venus's space weather happens up close and personal

Astronomers studying Venus have spotted a type of space weather outburst called a hot flow anomaly (HFA), which causes a temporary reversal of the solar wind that normally flows right past.

Oxygen found around Saturnian moon

Observations from NASA's Cassini spacecraft have revealed an oxygen atmosphere around Saturn's moon Dione.

The stars of the Antlia Dwarf galaxy

The numerous faint stars that comprise the Antlia Dwarf galaxy - first discovered in 1997 - are more than four million light-years from Earth.

Dark matter core remains an enigma



Astronomers analyzing data from NASA's Hubble Telescope have identified what seems to be a clump of dark matter left behind from a collision between massive clusters of galaxies.