Posts Tagged ‘stars’
Odd eclipse reveals ‘Saturn on steroids’
U. ROCHESTER (US) — A team of astrophysicists has discovered a Saturn-like ring system in the constellation Centaurus. Continue…
Thursday, January 12, 2012 2:04 - 0 Comments
Science & Technology - Dec 23, 2011 10:30 - 1 Comment
Two new planets survive red-giant blast
IOWA STATE (US) — Astronomers have discovered two Earth-sized planets that survived getting caught in the red-giant expansion of their host star. (more…)
Top Stories - Dec 8, 2011 9:44 - 0 Comments
Star’s ultrafast spin nearly tears it apart
UC SANTA BARBARA (US) — Researchers have found a massive star spinning around its axis at the speed of 600 kilometers per second at the equator—the fastest rotation recorded. (more…)
Science & Technology - Dec 6, 2011 14:44 - 2 Comments
Massive black holes shatter record
U. TORONTO (CAN) — An international team of astronomers has discovered two gigantic black holes with masses about 10 billion times the mass of our sun. (more…)
Science & Technology - Dec 6, 2011 12:27 - 0 Comments
18 Jupiter-like planets orbit massive stars
CALTECH (US) — A team of astronomers have found 18 Jupiter-like planets—the largest collection ever confirmed—in orbit around “retired” stars that are one and a half times more massive than the Sun. (more…)
Science & Technology - Dec 2, 2011 13:13 - 0 Comments
Nest of massive stars named ‘Dragonfish’
U. TORONTO (CAN) — The most numerous batch of young, supermassive stars yet observed in our galaxy includes several hundreds of “blue stars,” which are dozens of times heavier than our sun. (more…)
Science & Technology - Oct 27, 2011 9:27 - 0 Comments
Planets hiding in stars’ spiral arms?
U. WASHINGTON-SEATTLE (US) — A new image of a gas-and-dust disk around a sun-like star is the first astronomers have seen that displays structures that look like spiral arms. (more…)
Science & Technology - Oct 21, 2011 10:49 - 0 Comments
How ‘blue stragglers’ stay forever young
NORTHWESTERN (US) — To maintain their youthful bright appearance, old stars called blue stragglers eat up the outer envelope of giant-star companions, stripping them down to their white dwarf core in a process called mass transfer. (more…)
Science & Technology - Oct 14, 2011 11:00 - 0 Comments
New proof: Black holes rip apart stars
NYU (US) — Astrophysicists have found evidence of black holes destroying stars, a long-sought phenomenon that provides a new window into general relativity. (more…)
Science & Technology - Oct 13, 2011 12:08 - 1 Comment
‘Super-Earth’ found orbiting Kepler 18
U. TEXAS-AUSTIN (US) — A “super-Earth” and two Neptune-sized planets have been discovered orbiting Kepler 18, a star that is 10 percent larger than the Sun with 97 percent of the Sun’s mass. (more…)
Science & Technology - Sep 22, 2011 13:57 - 2 Comments
Black hole crashes into star: Dark matter?
PRINCETON / NYU (US) — Scientists looking for evidence of dark matter are studying the results of simulated collisions between stars and black holes. (more…)
Science & Technology - Sep 19, 2011 12:09 - 0 Comments
How the Milky Way got its spiral
U. PITTSBURGH (US) — The Milky Way’s spiral arms began forming after an epic collision with the Sagittarius Dwarf galaxy, according to supercomputer simulations. (more…)
Science & Technology - Sep 1, 2011 11:37 - 1 Comment
Hubble movies show galactic traffic jams
RICE (US) — Movies made using images collected by Hubble Space Telescope over 14 years are forcing astronomers to rethink the late stages of star birth. (more…)
Science & Technology - Jun 17, 2011 12:17 - 0 Comments
Black hole eats star, spews light beam
U. WARWICK (UK) — A big, bright bang recorded by astronomers came from a distant black hole that ripped apart a star and blasted an energy beam to Earth. (more…)
Science & Technology - May 25, 2011 12:50 - 0 Comments
Double trouble: Feuding white dwarfs
U. WARWICK (UK) — Researchers have found an unusual double star system made up of feuding white dwarfs. Each star appears to be stripped down to just its helium. (more…)
Science & Technology - Apr 8, 2011 13:12 - 0 Comments
Sun-like stars brighten and dim
IOWA STATE (US) — Five hundred stars similar to our sun in size, age, composition, and location in the Milky Way are bringing to new light how stars evolve. (more…)
Science & Technology - Mar 9, 2011 12:50 - 1 Comment
Small stars born while parent sleeps
CARDIFF / U. SHEFFIELD (UK) — New computer models simulating the behavior of young stars open a window into the formation of smaller, low-mass stars. (more…)
Science & Technology - Jan 17, 2011 12:26 - 0 Comments
Black hole with mass of 6.6 billion suns
U. TEXAS-AUSTIN (US) — The enormous mass of the black hole at the center of galaxy M87 makes it a prime candidate for future studies to “see” a black hole for the first time. (more…)
Science & Technology - Dec 16, 2010 12:24 - 0 Comments
Front row seat in hunt for exoplanets
YALE (US) — A new online science project will allow ordinary citizens to help professional astronomers in their search for Earth-like planets. (more…)
