Firsts First spacecraft to enter Jupiter's atmosphere Key Dates Oct. 18, 1989: Launch July 13, 1995: Probe was released from the Galileo spacecraft Dec. 7, 1995: Probe penetrated Jupiter's atmosphere ...

HD 59686 A b is a gas giant exoplanet that orbits a K-type star. Its mass is 6.92 Jupiters, it takes 299.4 days to complete one orbit of its star, and is 1.086 AU from its star. Its discovery was ...