Lunar Orbiter Project: Artist's concept of the Lunar Orbiter spacecraft shows the vehicle in orbit about 25 miles from the moon. Solar panels and antennas extended, the craft is busy mapping the surface in preparation for the Apollo manned landings. 1964

On the way to the Jovian system, a nuclear thermal transfer vehicle refuels in a Mars-orbit near Martian moon Phobos, in this artist's rendering. This image produced for NASA by Pat Rawlings.

(January 1989) --- This is an artist's concept depicting a possible scene of astronauts walking on Mars during a dust storm. This painting was done by Paul DiMare.

(February 1995) --- (Artist's concept of possible exploration programs.) A nuclear thermal rocket fires upon arrival in the vicinity of Mars to insert the transfer vehicle into orbit. his artwork was done for NASA by Pat Rawlings.

(February 1995) --- (Artist's concept of possible exploration programs.) Approximately 200 kilometers above the Martian surface, a nuclear thermal propulsion transfer vehicle and the ascent stage of a two-stage Mars lander prepare to rendezvous. This artwork was done for NASA by Pat Rawlings.

(June 1977)--- This painting shows the beginning of a mission to an Earth-approaching asteroid. Asteroids contain many of the major elements which provide the basis for industry and life on Earth. Orbital sunrise greets the start of the suggested first such retrieval mission in this artist's concept by Denise Watt.