PDA

View Full Version : Will We Find Super Earths?



Fraser
2005-Sep-07, 09:21 AM
SUMMARY: As techniques and equipment for finding extrasolar planets improve, astronomers are finding planets with smaller masses. First it was Jupiter-sized planets and larger, then Saturn-sized planets, and now Neptunians. But could these Neptune-mass planets actually be terrestrial planets, made of rock instead of gas and ice? Unlike Neptune and Uranus, these planets orbit very close to their host star. Astronomers will need to find one that transits in front of its host star to they can determine its density, to know if it's rock, ice or gas.


View full article (http://www.universetoday.com/am/publish/find_super_earths.html)
What do you think about this story? post your comments below.