AmericaSpace Launch Countdown

Next Launch AFSPC-4 on a Delta 4 - Medium+ rocket from Cape Canaveral AFB, FL scheduled for 23 Jul 14 23:03:00 GMT

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Strange New Worlds: Exoplanets Abound in the Cosmos (Part 2)

A comparison of the sizes of the three known planets of the star Kepler-37 with some of the worlds of the solar system. Image Credit: NASA/JPL-Caltech

Astronomers have been dazzled by the sheer number of planets there seem to be in the galaxy. According to a recent estimate, there’s on average at least one [...]

Planets, Planets Everywhere: Exoplanets Abound in the Cosmos

Illustration depicting a system of three rocky planets, each smaller than the Earth, found in orbit around the red dwarf KOI-961. Image Credit: NASA/JPL-Caltech

It has been only about 20 years since the first planets were found outside our solar system. Today, almost a thousand exoplanets have been confirmed, and the rate of discovery [...]

NASA's Hubble Reveals Rogue Planetary Orbit for Fomalhaut B

This false-color composite image, taken with the Hubble Space Telescope, reveals the orbital motion of the planet Fomalhaut b. Based on these observations, astronomers calculated that the planet is in a 2,000-year-long, highly elliptical orbit. The planet will appear to cross a vast belt of debris around the star roughly 20 years from now. [...]

Kepler Completes Prime Mission

The Kepler Spacecraft has concluded its prime mission and will move on to conduct an additional four-year extended mission. To date, the space-based telescope has discovered 105 confirmed worlds. Image Credit: NASA/JPL-Caltech

NASA’s Kepler mission marked two major milestones this week as the space telescope scans the heavens for planets like our own. The [...]