Posts Tagged ‘astronomy’
Lens method puts dark new galaxy in focus
UC DAVIS (US) — A faint “satellite galaxy” 10 billion light years from Earth is the lowest-mass object ever detected at such a distance, say researchers. Continue…
Monday, February 6, 2012 17:03 - 2 Comments
Science & Technology - Jan 23, 2012 13:53 - 0 Comments
When galaxy clusters collide
UC DAVIS (US) — Researchers have new details about what happens when two clusters of galaxies collide. (more…)
Science & Technology - Jan 13, 2012 12:55 - 5 Comments
Tiny planet triplets orbit dwarf star
CALTECH (US) — Astronomers have discovered the three smallest confirmed planets ever detected outside our solar system. (more…)
Science & Technology - Jan 12, 2012 12:36 - 0 Comments
El Gordo: Big, hot galaxy cluster found
RUTGERS (US) — Astrophysicists have discovered the largest galaxy cluster ever seen in the distant universe, located more than 7 billion light years from Earth. (more…)
Science & Technology - Jan 12, 2012 12:24 - 0 Comments
Milky Way is ‘white as snow’
U. PITTSBURGH (US) — The most accurate determination yet of the color of the Milky Way galaxy finds it is pure white—”almost mirroring a fresh spring snowfall,” astrophysicists say. (more…)
Top Stories - Jan 12, 2012 2:04 - 0 Comments
Odd eclipse reveals ‘Saturn on steroids’
U. ROCHESTER (US) — A team of astrophysicists has discovered a Saturn-like ring system in the constellation Centaurus. (more…)
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…)
Science & Technology - Dec 19, 2011 14:47 - 0 Comments
Early black holes gorged on ‘fast food’
CARNEGIE MELLON (US) — The largest cosmological simulation ever conducted shows that a steady diet of cold dense gas caused the rapid growth of the early supermassive black holes. (more…)
Top Stories - Dec 16, 2011 11:04 - 2 Comments
Supernova fireworks shed light on cosmos
CALTECH (US) — The brightest and closest stellar explosion seen from Earth in 25 years offers the most detailed picture yet of how this kind of explosion happens. (more…)
Science & Technology - Dec 14, 2011 21:00 - 0 Comments
Massive black holes may be quasar relics
U. MICHIGAN (US) — Two newly discovered black holes that are 10 billion times the mass of the sun—the largest ever found—may be the fossil remains of quasars from the early universe. (more…)
Science & Technology - Dec 14, 2011 20:21 - 1 Comment
‘Slam-dunk’ proof of water on Mars
CORNELL (US) — The discovery of a bright vein of gypsum in ancient rock proves that water once flowed underground on Mars, researchers say. (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 7, 2011 10:20 - 0 Comments
New black holes pop up in young galaxy
YALE (US) — Astronomers have discovered what appear to be three fast-growing, supermassive black holes in a relatively young, still-forming galaxy. (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 - Nov 10, 2011 11:48 - 0 Comments
Dwarf galaxies put dark matter to the test
U. MICHIGAN (US) — Two satellite dwarf galaxies found 1.1 million and 600,000 light years from Andromeda, the closest spiral galaxy to Earth, may help reveal the nature of dark matter. (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 24, 2011 9:06 - 3 Comments
Comets deliver water to dry planets?
U. MICHIGAN (US) — A sprawling cloud of water vapor discovered around an emerging solar system is cold enough to form comets, which could eventually deliver oceans to dry planets. (more…)
