Planetary Formation

The Flip Side of Exoplanet Orbits

[/caption] It was once thought that our planet was part of a "typical" solar system. Inner rocky worlds, outlying gas…

11 years ago

Meteorites Illuminate Mystery of Chromium in Earth’s Core

It’s generally assumed that the Earth’s overall composition is similar to that of chondritic meteorites, the primitive, undifferentiated building blocks…

11 years ago

First-Time Views of Solar System Births

[/caption] Chalk up a sizzling success for the HiCIAO planet-hunter camera on the Subaru Telescope in Hawaii: it's captured this unprecedented…

11 years ago

Astronomy Without A Telescope – Forbidden Planets

[/caption] Binary star systems can have planets – although these are generally assumed to be circumbinary (where the orbit encircles…

11 years ago

Late, Big Bombardments Brought Heavy Metals to Earth

[/caption] One of the fundamental problems in planetary science is trying to determine how planetary bodies in the inner solar…

11 years ago

Astronomy Without A Telescope – So Why Not Exo-Oceans?

[/caption] Well, not only may up to 25% of Sun-like stars have Earth-like planets - but if they are in…

11 years ago

Astronomy Without A Telescope – No Metal, No Planet

[/caption] A Japanese team of astronomers have reported a strong correlation between the metallicity of dusty protoplanetary disks and their…

11 years ago

Astronomy Without A Telescope – A Snowball’s Chance

[/caption] Wanna build celestial objects? I mean it sounds easy - you just start with a big cloud of dust…

11 years ago

The Origin of Exoplanets

[/caption] We truly live in an amazing time for exoplanet research. It was only 18 years ago the first planet…

11 years ago

Tight Binaries are ‘Death Stars’ for Planets

[/caption] Astronomers studying double star systems where the two stars are extremely close have found a pattern of destruction. While…

11 years ago