Many events in the universe are not detectable or unknown to us as they don't release EM radiation, but now we can study a new phenomenon through the gravity-waves various objects produce.
Perhaps the greatest influence and the lifelong gift of Goddard to humanity was his deep understanding of rocketry, inspiration, and celebration that space travel would be a reality in a few decades or so later.
It took William Herschel a lifetime to discover Uranus back in 1781. Cosmologist James Peebles and astronomers Michel Mayor and Didier Queloz took nearly 7 years...
Enceladus, one of the moons of Saturn got overwhelming attention and attraction of scientists in a few years. The data obtained from Cassini spacecraft...