News tagged with space observatory

A cool discovery about the Sun's next-door twin

(Phys.org)—ESA's Herschel space observatory has detected a cool layer in the atmosphere of Alpha Centauri A, the first time this has been seen in a star beyond our own Sun. The finding is not only important ...

Feb 20, 2013
4.8 / 5 (9) 3 | with audio podcast

Sun produces two CMEs

In the evening of Feb. 5, 2013, the sun erupted with two coronal mass ejections or CMEs that may glance near-Earth space. Experimental NASA research models, based on observations from the Solar Terrestrial ...

Feb 07, 2013
4.5 / 5 (2) 0

Massive stellar winds are made of tiny pieces

(Phys.org)—ESA's XMM-Newton space observatory has completed the most detailed study ever of the fierce wind from a giant star, showing for the first time that it is not a uniform breeze but is fragmented ...

Feb 05, 2013
4.2 / 5 (10) 2 | with audio podcast

Cool, new views of Andromeda galaxy

(Phys.org)—Two new eye-catching views from the Herschel space observatory are fit for a princess. They show the elegant spiral galaxy Andromeda, named after the mythical Greek princess known for her beauty.

Jan 29, 2013
4.9 / 5 (9) 3 | with audio podcast

Sun shoots out two coronal mass ejections

On Jan. 23, 2013, at 9:55 a.m. EST, the sun erupted with an Earth-directed coronal mass ejection, or CME. Experimental NASA research models, based on observations from the Solar Terrestrial Relations Observatory ...

Jan 24, 2013
5 / 5 (5) 0 | with audio podcast

Betelgeuse braces for a collision

(Phys.org)—Multiple arcs are revealed around Betelgeuse, the nearest red supergiant star to Earth, in this new image from ESA's Herschel space observatory. The star and its arc-shaped shields could collide ...

Jan 22, 2013
3.8 / 5 (13) 15 | with audio podcast

Astronomers measure nearby Universe's 'cosmic fog'

Researchers from the Laboratoire Leprince-Ringuet (CNRS/École Polytechnique) have carried out the first measurement of the intensity of the diffuse extragalactic background light in the nearby Universe, ...

Jan 20, 2013
4.7 / 5 (14) 2 | with audio podcast

New sunspots producing space weather

On Jan. 13, 2013, at 2:24 a.m. EST, the sun erupted with an Earth-directed coronal mass ejection or CME. Not to be confused with a solar flare, a CME is a solar phenomenon that can send solar particles into ...

Jan 14, 2013
5 / 5 (4) 0 | with audio podcast