News tagged with astronomer

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Birth of a planet

The Earth and the planets of our solar system are not alone in the universe. Over the past few decades, the hunt for extrasolar planets has yielded incredible discoveries, and now planetary researchers have a new tool—simulated ...

Sep 04, 2012 4.8 / 5 (4) 0

How old are the first planets?

To build a planet you need lots of rubble and that means lots of heavy elements – stuff more massive than atoms of hydrogen and helium. The elemental composition of the collapsing nebula that gave birth ...

Aug 31, 2012 4.8 / 5 (9) 10 | with audio podcast

The Milky Way now has a twin (or two)

(Phys.org)—Research presented today at the International Astronomical Union General Assembly in Beijing has found the first group of galaxies that is just like ours, a rare sight in the local Universe.

Aug 23, 2012 4.8 / 5 (13) 0 | with audio podcast

Two 'b''s in the Beehive

As astronomers near the 800 mark for confirmed extra solar planets, it seems that notable milestones are becoming fewer and further between. Multi-planet systems aren’t even worth mentioning. Planets ...

Aug 15, 2012 5 / 5 (1) 0