![]() ![]() ![]() Another firing on the fourth revolution around Mars refined the orbit to about 870 × 10,650 miles ( 1,394 × 17,144 kilometers) at 64.34-degrees inclination. Initial orbital parameters were about 870 × 11,130 miles ( 1,398 × 17,916 kilometers) at a 64.3-degree inclination. 14, 1971, Mariner 9 ignited its main engine for 915.6 seconds to become the first human-made object to enter orbit around another planet. The spacecraft spanned about 22 feet (6.9 meters) including its extended solar panels.Īt 00:18 UT Nov. The successful launch came just days after Mariner 8 failed to reach Earth orbit after launch May 9.Īll scientific instruments on Mariner 9 were mounted on a movable scan platform underneath the main body. ![]() Mariner 9, the second in a pair of identical NASA Mars orbiters, lifted off from Cape Canaveral, Florida, at 22:23:04 May 30, 1971. 27, 1972: Last contact with spacecraft In Depth: Mariner 9 11, 1972: NASA announced that Mariner 9 had achieved all goals 2, 1972: Started returning images of Marsįeb. First spacecraft to orbit another planet.5404C / Centaur D-1A)Ĭape Canaveral, Fla. The orbiter mapped 85% of the Martian surface and sent back more than 7,000 pictures, including images of Olympus Mons, Valles Marineris, and Phobos and Deimos.Ītlas Centaur (AC-23 / Atlas 3C no. NASA's Mariner 9 beat the Soviet Mars 2-which had an 11-day head start-to Mars, becoming the first spacecraft to orbit another planet. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |