News tagged with solar masses


Birth of a star predicted

Space & Earth / Astronomy

created Jun 09, 2009 | popularity 4 / 5 (3) | comments 0

The astrophysicist João Alves, director of the Calar Alto Observatory in Almeria, and his colleague Andreas Bürkert, from the German observatory in the University of Munich, believe that "the inevitable future of the starless ...


Astrophysicists 'weigh' galaxy's most massive star

Space & Earth / Astronomy

created Sep 19, 2008 | popularity 4.3 / 5 (15) | comments 1

Theoretical models of stellar formation propose the existence of very massive stars that can attain up to 150 times the mass of our Sun.





Search results for solar masses


A trio of super-Earths

A trio of super-Earths

Space & Earth / Astronomy

created Jun 16, 2008 | popularity 4.7 / 5 (41) | comments 0

Today, at an international conference, a team of European astronomers announced a remarkable breakthrough in the field of extra-solar planets. Using the HARPS instrument at the ESO La Silla Observatory, they ...


XMM-Newton uncovers a celestial Rosetta stone

XMM-Newton uncovers a celestial Rosetta stone

Space & Earth / Astronomy

created Sep 03, 2009 | popularity 4.9 / 5 (16) | comments 7

(PhysOrg.com) -- ESA's XMM-Newton orbiting X-ray telescope has uncovered a celestial Rosetta stone: the first close-up of a white dwarf star, circling a companion star, that could explode into a particular ...


Star on a Hubble diet

Star on a Hubble diet

Space & Earth / Astronomy

created Dec 11, 2006 | popularity 4.1 / 5 (16) | comments 0

How heavy can a star be? This conundrum has haunted astronomers for decades. Theory indicates that there should be an upper stellar mass limit somewhere between 120 and 300 solar masses. Even though heavy stars ...


Enceladus

Mini Gradiometer Could Map Other Planets' Gravity Fields

Space & Earth / Space Exploration

created Aug 10, 2009 | popularity 4.3 / 5 (6) | comments 1

(PhysOrg.com) -- Although it may seem like gravity is the same everywhere on the Earth, it actually varies a small amount from place to place. Factors such as mountains, ocean trenches, and interior density ...


Neptune

Solving solar system quandaries is simple: Just flip-flop the position of Uranus and Neptune

Space & Earth / Astronomy

created Dec 11, 2007 | popularity 4.3 / 5 (32) | comments 0

Quick: What’s the order of the planets in the solar system? Need a little help? Maybe the following mnemonic rings a bell: “My Very Educated Mother Just Served Up Nine Pizzas.” It’s useful for remembering the ...


Mystery of the Missing Sunspots, Solved?

Mystery of the Missing Sunspots, Solved?

Space & Earth / Space Exploration

created Jun 18, 2009 | popularity 4.7 / 5 (20) | comments 11

The sun is in the pits of a century-class solar minimum, and sunspots have been puzzlingly scarce for more than two years. Now, for the first time, solar physicists might understand why.


Galaxy may hold hundreds of rogue black holes

Galaxy may hold hundreds of rogue black holes

Space & Earth / Astronomy

created Jan 09, 2008 | popularity 4.8 / 5 (24) | comments 7

If the latest simulation of what happens when black holes merge is correct, there could be hundreds of rogue black holes, each weighing several thousand times the mass of the sun, roaming around the Milky ...


A brown dwarf joins the jet-set

A brown dwarf joins the jet-set

Space & Earth / Astronomy

created May 23, 2007 | popularity 4.4 / 5 (16) | comments 0

Jets of matter have been discovered around a very low mass 'failed star', mimicking a process seen in young stars. This suggests that these 'brown dwarfs' form in a similar manner to normal stars but also ...


Brown Dwarfs Don't Hang Out With Stars

Brown Dwarfs Don't Hang Out With Stars

Space & Earth / Astronomy

created Jan 05, 2009 | popularity 4.4 / 5 (5) | comments 0

(PhysOrg.com) -- Brown dwarfs, objects that are less massive than stars but larger than planets, just got more elusive, based on a study of 233 nearby multiple-star systems by NASA's Hubble Space Telescope. ...


Meteorites rich with information, expert says

Chemistry /

created Mar 28, 2007 | popularity 2.5 / 5 (2) | comments 0

A Purdue University professor on Wednesday (March 28) said at national convention that meteorites hold many clues into the creation and evolution of the solar system. Michael Lipschutz, a professor of inorganic chemistry and ...



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