Blasting out Earth’s location with the hope of reaching aliens is a controversial idea – two teams of scientists are doing it anyway
Scientists think there are 300 million habitable planets in the Milky Way, and some may be home to…
Astronomy’s 10-year wish list: Big money, bigger telescopes and the biggest questions in science
The Hubble Space Telescope was born from a previous decadal survey. What leaps forward will come from this…