Astronomers with the International Astronomical Union have discovered three previously unknown moons at the farthest planets of our solar system — two circling Neptune and one around Uranus. The moons ...
Giant land-based telescopes and space missions gobble up most of the money available each year for astronomical exploration. But innovative astronomers are proving that you don't need a ...
The largest ground-based optical telescopes in use today use mirrors that are 10 m (33 ft) across. But the prospects for future Extremely Large Telescopes (ELTs) are looking up. According to recent ...