Spitzer Telescope

Astronomers Confirm Orbital Details of TRAPPIST-1’s Least Understood Planet

TRAPPIST-1 is only eight percent the mass of our sun, making it a cooler and less luminous star. It’s home to seven Earth-size planets, three of which orbit in their star's habitable zone—the range of distances from a star where liquid water

Ancient Stardust Sheds Light on the First Stars

An international team of astronomers, led by Nicolas Laporte of University College London, has used the Atacama Large Millimeter/submillimeter Array (ALMA) to observe A2744_YD4, the earliest and most remote galaxy the array has ever seen, Joinfo.com reports with reference to NASA. [caption id="attachment_1026505"

Breaking News: NASA Telescope Reveals Largest Batch of Earth-Size, Habitable-Zone Planets Around Single Star

The discovery sets a new record for greatest number of habitable-zone planets found around a single star outside our solar system. All of these seven planets could have liquid water – key to life as we know it – under the right