Scientists at the Australian National University have proposed a way to launch a space sailing ship to the nearest star…
NASA wants to send a probe to an exoplanet to mark the 100th anniversary of Apollo 11. However, a brand…
by Jacob Aron There could be two Earth-like planets within cosmic spitting distance of our own. Both are likely too…
The idea that humanity is not from Earth is as controversial as it is intriguing. Are we really aliens on…
The plans have been drawn up carefully - on an April evening this year, swarms of glowing spacecraft will begin…