Hubble views a billowing cosmic cloud

A small, dense cloud of gas and dust called CB 130-3 blots out the center of this image from the NASA/ESA Hubble Space Telescope. CB 130-3 is an object known as a dense core, a compact agglomeration of gas and dust. This ...

Image: Saturn's past and present moons

Saturn's beautiful rings form a striking feature, cutting across this image of two of the planet's most intriguing moons.

Origin of Saturn's F ring and its shepherd satellites revealed

Hyodo Ryuki, a second-year student in the Doctoral Program, and Professor OHTSUKI Keiji of the Graduate School of Science at Kobe University have revealed that Saturn's F ring and its shepherd satellites are natural outcome ...

Chandra data suggest giant collision triggered 'radio phoenix'

Astronomers have found evidence for a faded electron cloud "coming back to life," much like the mythical phoenix, after two galaxy clusters collided. This "radio phoenix," so-called because the high-energy electrons radiate ...

Quadruplets in a stellar womb

More than half of all stars are in multiple systems: binary stars, or even triplets or quadruplets, that orbit one another. No one is quite sure how or why they form, but the effects can be significant, for example influencing ...

The Helix nebula: Bigger in death than life

(Phys.org)—A dying star is refusing to go quietly into the night, as seen in this combined infrared and ultraviolet view from NASA's Spitzer Space Telescope and the Galaxy Evolution Explorer (GALEX), which NASA has lent ...

NASA's Chandra sees remarkable outburst from old black hole

An extraordinary outburst produced by a black hole in a nearby galaxy has provided direct evidence for a population of old, volatile stellar black holes. The discovery, made by astronomers using NASA's Chandra X-ray Observatory, ...

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