News tagged with stellar objects

Hubble finds telltale fireball after gamma ray burst

(Phys.org) —NASA's Hubble Space Telescope has provided the strongest evidence yet that short-duration gamma-ray bursts are triggered by the merger of two small, super-dense stellar objects, such as a pair ...

Aug 03, 2013
4.9 / 5 (28) 24 | with audio podcast

Soccer balls in interstellar space

An international team of astronomers led by Masaaki Otsuka (Academia Sinica Institute of Astronomy and Astrophysics or ASIAA) has detected the C60 fullerene (molecules of carbon with 60 atoms arranged in pattern ...

Mar 15, 2013
5 / 5 (6) 1 | with audio podcast

Hubble captures a collection of ancient stars

(Phys.org)—The NASA/ESA Hubble Space Telescope has produced this beautiful image of the globular cluster Messier 56 (also known as M 56 or NGC 6779), which is located about 33,000 light years away from ...

Aug 27, 2012
5 / 5 (3) 0 | with audio podcast

The spectral energy distribution of protostars

(Phys.org) -- Stars form when gravitational forces coalesce the gas and dust in interstellar clouds until the material forms clumps dense enough to become stars. Precisely how this happens, however, is still ...

Aug 06, 2012
5 / 5 (4) 2 | with audio podcast

Measuring the clumpiness of proto-planetary disks

(PhysOrg.com) -- The process of star formation, once thought to involve just the simple coalescence of material under the influence of gravity, actually entails a complex series of stages, with the youngest ...

Jun 14, 2011
4 / 5 (2) 0 | with audio podcast