Three years later came news of the first known exoplanet, a Jupiter-like gas giant orbiting its star closer than Mercury circles our sun. That world was detected around the sunlike star 51 Pegasi ...

An exoplanet is a planet from a different star system. Most known exoplanets orbit stars within the Milky Way, but with the help of powerful space telescopes, scientists have discovered exoplanets ...

The planet in question, known ... the number of details already presented in this image compared to past observations is shocking. Additionally, part of what made studying this exoplanet and ...