Two Earth-Sized Exoplanets May Exist in Closest Star System, Hubble Observations Reveal

Artist’s conception of the Alpha Centauri binary star system and the exoplanet Alpha Centauri Bb. Our own Sun is also shown in the distance. Image Credit: ESO/L. Calçada/N. Risinger

The closest star system to our own Sun may have two Earth-sized exoplanets orbiting it, a new study has shown based on observations by […]

Kepler Recovery Efforts Conclude, Other Missions Mulled

Image Credit: NASA

After several months’ worth of review and testing, the team operating the Kepler Space Telescope has opted to close its efforts to make Kepler fully operational again. This follows the loss of one of the crucial components that controls the alien planet-hunting spacecraft. In an Aug. 15 teleconference, Charles Sobeck, […]

Can Kepler Be Saved? Engineering Team to Attempt Recovery of Ailing Space Telescope

Artist’s illustration of Kepler in orbit. Image Credit: NASA / Kepler mission / Wendy Stenzel

The Kepler space telescope has been nothing short of incredible, revolutionizing our understanding of exoplanets and showing just how common and diverse they really are (as the saying goes, truth is stranger than fiction). Recently, however, additional mechanical […]

What Comes After Kepler?

The Kepler Space Telescope has had another of its reastion wheels fail, meaning the spacecraft’s mission of finding Earth-like worlds is probably over. Image Credit: NASA

Launched on March 7, 2009, NASA’s Kepler space telescope, designed to hunt for Earth-sized planets orbiting other stars, has proved to be an outstanding success and has […]