trajectory space
1Trajectory — is the path a moving object follows through space. The object might be a projectile or a satellite, for example. It thus includes the meaning of orbit the path of a planet, an asteroid or a comet as it travels around a central mass. A trajectory… …
2Space exploration — is the use of astronomy and space technology to explore outer space. [cite web | url = http://adc.gsfc.nasa.gov/adc/education/space ex/exploration.html | title = How Space is Explored | publisher = NASA] Physical exploration of space is conducted …
3Trajectory optimization — is the process of designing a trajectory that minimizes or maximizes some measure of performance. While not exactly the same, the goal of solving a trajectory optimization problem is essentially the same as solving an optimal control problem. The …
4Space accidents and incidents — Space accidents, either during operations or training for spaceflights, have killed 22 astronauts (five percent of all people who have been in space, two percent of individual spaceflights), and a much larger number of ground crew. This article… …
5Space launch — is the earliest part of a flight that reaches space. Space launch involves Liftoff, when a rocket or other space launch vehicle leaves the ground at the start of a flight. Liftoff is of two main types: rocket launch, the current conventional… …
6Trajectory — Tra*ject o*ry, n.; pl. {Trajectories}. [Cf. F. trajectoire.] The curve which a body describes in space, as a planet or comet in its orbit, or stone thrown upward obliquely in the air. [1913 Webster] …
7trajectory — [trə jek′tə rē] n. pl. trajectories [ML trajectorius < L trajectus: see TRAJECT] 1. the curved path of something hurtling through space, esp. that of a projectile from the time it leaves the muzzle of the gun 2. Math. a) a curve or surface… …
8Space Shuttle Solid Rocket Booster — The Space Shuttle Solid Rocket Boosters (SRBs) are the pair of large solid rockets used by the Space Shuttle during the first two minutes of powered flight. They are located on either side of the orange external propellant tank. Each SRB produces …
9Space Shuttle Challenger disaster — For more information about the final mission and crew of the Challenger, see STS 51 L. Space Shuttle Challenger s smoke plume after the in flight breakup that killed all seven crew members …
10space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
