News tagged with dense clouds

The peanut at the heart of our galaxy

Two groups of astronomers have used data from ESO telescopes to make the best three-dimensional map yet of the central parts of the Milky Way. They have found that the inner regions take on a peanut-like, ...

Sep 12, 2013
4.4 / 5 (9) 0 | with audio podcast

Messier 61 looks straight into Hubble's camera

(Phys.org) —The NASA/ESA Hubble Space Telescope has captured this image of nearby spiral galaxy Messier 61, also known as NGC 4303. The galaxy, located only 55 million light-years away from Earth, is roughly ...

Jun 21, 2013
4.7 / 5 (20) 3 | with audio podcast

NGC 6334: A mini starburst region?

(Phys.org) —Stars are known to form in dense clouds of gas and dust, but why do some regions show prodigious rates of star formation, while others barely produce any young stars at all? Many of the richest ...

Jun 05, 2013
5 / 5 (1) 3 | with audio podcast

A bad day on Venus gets even worse

Contrary to its alluring name, Venus is the planet from hell, with an atmosphere so hot, toxic and heavy that any visitor would risk being simultaneously melted, suffocated and crushed.

Feb 29, 2012
5 / 5 (6) 3

Stellar embryos

(PhysOrg.com) -- Stars form as gravity coalesces the gas and dust in interstellar clouds until the material produces clumps dense enough to become stars. But precisely how this happens, and whether or not ...

Jan 23, 2012
5 / 5 (4) 6 | with audio podcast

Predicting Arctic sea ice loss

(PhysOrg.com) -- Arctic clouds are strongly tied to Arctic sea ice loss. To find the strength of those ties, a team led by scientists at Pacific Northwest National Laboratory tested a prominent climate model ...

Jan 17, 2012
3.8 / 5 (10) 0 | with audio podcast

A universal law for star formation

(PhysOrg.com) -- Star formation is studied by astronomers not only because it produces new stars and planetary systems. It also generates copious amounts of ultraviolet light that heats dust which in turn ...

Jan 09, 2012
4.7 / 5 (3) 0 | with audio podcast

Celestial bauble intrigues astronomers

(PhysOrg.com) -- With the holiday season in full swing, a new image from an assembly of telescopes has revealed an unusual cosmic ornament. Data from NASA's Chandra X-ray Observatory and ESA's XMM-Newton have ...

Dec 20, 2011
4.7 / 5 (7) 14 | with audio podcast

Studying a Star Before it is Born

(PhysOrg.com) -- The first phase of a star's formation are thought to begin deep inside a natal cloud of gas and dust. In the earliest stages, material coalesces under the influence of gravity into so-called ...

Dec 04, 2009
4.7 / 5 (6) 1

'Off the scale' smog envelops Beijing again

Residents across northern China battled through choking pollution on Tuesday, as air quality levels rose above index limits in Beijing amid warnings that the smog may not clear until Thursday.

Jan 29, 2013
5 / 5 (1) 1