Astronomers aimed the Very Large Telescope in Chile at a nearby exoplanet and discovered jet stream winds blowing nearly 80 times faster than any seen here on Earth, and the fastest of their kind ever ...

Season 4 of the series picks up where Season 3 ended – with Harry (Alan Tudyk) and his baby Bridget stuck in prison on the Grey Moonbase and a new alien shapeshifter impersonating him back on Earth.