STELLAR CHEMISTRY - SATURN DAILY

Aug 21, 2015 (ESA)

This new image of powerful remnants of dead stars and their mighty action on the surrounding gas from ESA's XMM-Newton X-ray observatory reveals some of the mos...

Searching for ingredients of dark matter and dark energy

Aug 21, 2015 (SPX)

Two new reports advance efforts to identify components of dark matter and energy, which together comprise about 95% of the universe yet leave much to scientists...

Physicists test theories of dark energy by mimicking the vacuum of space

Aug 21, 2015 (SPX)

Besides the atoms that make up our bodies and all of the objects we encounter in everyday life, the universe also contains mysterious dark matter and dark energ...

Mystery of exploding stars yields to astrophysicists

Aug 20, 2015 (SPX)

A longstanding mystery about the tiny stars that let loose powerful explosions known as Type Ia supernovae might finally be solved. For decades, astronomers hav...

ESO Spots Sibling Stars

Aug 19, 2015 (ESO)

Open star clusters like the one seen here are not just perfect subjects for pretty pictures. Most stars form within clusters and these clusters can be used by a...

Dark Energy Survey finds more celestial neighbors

Aug 18, 2015 (SPX)

Scientists on the Dark Energy Survey, using one of the world's most powerful digital cameras, have discovered eight more faint celestial objects hovering near o...

Celestial firework marks nearest galaxy collision

Aug 18, 2015 (SPX)

A spectacular galaxy collision has been discovered lurking behind the Milky Way. The closest such system ever found, the discovery was announced today by a team...

Sorting through thickets of stars in elliptical galaxies far, far away

Aug 10, 2015 (SPX)

A Yale University astronomer has helped untangle the cosmic knots of stars at the center of giant, elliptical galaxies. Two studies, one led by Yale's Grant Tre...

The ghost of a dying star

Aug 07, 2015 (SPX)

This extraordinary bubble, glowing like the ghost of a star in the haunting darkness of space, may appear supernatural and mysterious, but it is a familiar astr...

Milky Way-like galaxies may have existed in the early universe

Aug 07, 2015 (SPX)

A new, large-scale computer simulation has shown for the first time that large disk galaxies, much like our own Milky Way, may have existed in the early days of...

NASA Selects Proposals to Study Neutron Stars, Black Holes and More

Aug 05, 2015 (SPX)

NASA has selected five proposals submitted to its Explorers Program to conduct focused scientific investigations and develop instruments that fill the scientifi...

Remnants of galaxy interactions uncovered in a nearby galaxy group

Aug 05, 2015 (SPX)

Astronomers using the Subaru Telescope's Hyper Suprime-Cam prime-focus camera recently observed the nearby large spiral galaxy M81, together with its two bright...

Binary Star System Precisely Timed with Pulsar's Gamma-rays

Aug 01, 2015 (SPX)

Pulsars are rapidly rotating compact remnants born in the explosions of massive stars. They can be observed through their lighthouse-like beams of radio waves a...

'Failed stars' host powerful auroral displays

Jul 30, 2015 (SPX)

Brown dwarfs are relatively cool, dim objects that are difficult to detect and hard to classify. They are too massive to be planets, yet possess some planetlike...

First detection of lithium from an exploding star

Jul 30, 2015 (SPX)

The chemical element lithium has been found for the first time in material ejected by a nova. Observations of Nova Centauri 2013 made using telescopes at ESO's ...

Astronomers discover powerful aurora beyond solar system

Jul 30, 2015 (SPX)

Astronomers have discovered the first aurora ever seen in an object beyond our Solar System. The aurora -- similar to the famous "Northern Lights" on Earth -- i...

Undergraduates discover the densest galaxies known

Jul 29, 2015 (SPX)

Two undergraduates at San Jose State University have discovered two galaxies that are the densest known. Similar to ordinary globular star clusters but a hundre...

Brown dwarfs, stars share formation process

Jul 29, 2015 (SPX)

Astronomers using the Karl G. Jansky Very Large Array (VLA) have discovered jets of material ejected by still-forming young brown dwarfs. The discovery is the f...

Pillars of destruction reveals impact of cosmic wind on galaxy evolution

Jul 29, 2015 (SPX)

Astronomers have long known that powerful cosmic winds can sometimes blow through galaxies, sweeping out interstellar material and stopping future star formatio...

Simulated map of missing satellite galaxies may answer darkmatter puzzle

Jul 28, 2015 (SPX)

A ripple in the outskirts of the Milky Way-and a hunch-led Rochester Institute of Technology astrophysicist Sukanya Chakrabarti to a previously undetected dwarf...