News tagged with spitzer space telescope

Big weather on hot Jupiters

Among the hundreds of new planets discovered by NASA's Kepler spacecraft are a class of exotic worlds known as "hot Jupiters." Unlike the giant planets of our own solar system, which remain at a safe distance ...

May 27, 2013 5 / 5 (2) 0 | with audio podcast

Visiting an asteroid

Asteroids (or comets) whose orbits bring them close to the earth's orbit are called Near Earth Objects (NEOs). Some asteroids are old, dating from the origins of the solar system about four and one-half billion ...

Dec 17, 2010 4.5 / 5 (2) 6

A green ring fit for a superhero

(PhysOrg.com) -- This glowing emerald nebula seen by NASA's Spitzer Space Telescope is reminiscent of the glowing ring wielded by the superhero Green Lantern. In the comic books, the diminutive Guardians of ...

Jun 16, 2011 4.5 / 5 (2) 5 | with audio podcast

Space Image: Disappearing Act

(PhysOrg.com) -- This swirling landscape of stars is known as the North America Nebula. In visible light, the region resembles North America, but in this new infrared view from NASA's Spitzer Space Telescope, ...

Mar 23, 2011 4 / 5 (2) 2

Galaxies in the young cosmos

(Phys.org) -- The universe was born about 13.7 billion years ago in the big bang. The Sun and its system of planets formed about five billion years ago. What happened, then, during that long, intervening stretch ...

May 21, 2012 3.5 / 5 (2) 9 | with audio podcast

Dust, blowing in the wind

(PhysOrg.com) -- Interstellar space contains vast quantities of dust that obscures our view while helping to catalyze the chemical reactions that turn atomic gases into complex molecular species. Most dust ...

Apr 25, 2011 5 / 5 (1) 1 | with audio podcast