A drawing in pastel on black cardboard of Comet Kohoutek made by astronaut E. G. Gibson during the Skylab 3 mission. The comet was discovered in early March 1973 and was predicted to become a major ...

A NASA team is drawing up plans for an extraordinary new interstellar mission to search for life outside Earth’s solar system in the three-star Alpha Centauri system. A small group at NASA’s ...

A drawing in pastel on black cardboard of Comet Kohoutek made by astronaut E. G. Gibson based on observations he made during the Skylab 3 mission. The comet was discovered in early March 1973 and was ...