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Mar 7, 2014 03:31 PM ET // Ian O'Neill
There's no evidence for the existence of Planet X, despite a NASA space telescope’s best efforts to track it down.
Jan 15, 2014 05:11 PM ET // Ian O'Neill
Europe's powerful new galactic surveying mission, Gaia, has given itself a gentle thruster burn, placing it in a bizarre region of gravitational stability known as Lagrangian Point "L2." Continue reading →
Dec 23, 2013 01:29 PM ET // Ian O'Neill
For the first time, an exomoon orbiting a free-floating exoplanet may have been discovered in a microlensing survey.
Oct 4, 2013 02:52 PM ET // Ian O'Neill
A "microlensing" survey has revealed a massive planet deep inside the Milky Way's galactic bulge. Continue reading →