Sentence examples for orbit and a from inspiring English sources

The proposed method is applied to solving several kinds of low-thrust transfer problems, including an Earth-Venus transfer, a large orbital rendezvous transferring to the hyperbolic orbit and a very-low-thrust orbital rendezvous transfer.

Sputnik 1 was the first artificial satellite ever placed in orbit and a stunning propaganda achievement.

India now has many communications satellites in orbit, and a science probe circling the Moon.

Their flagship Earth observation satellite, Sentinel-1A, had suddenly jumped into a slightly different orbit and a slightly different orientation.

The United States is believed to have only one spy satellite in orbit, and a middle-aged one, at that.

The unforced dynamics that result from an insertion orbit and a launch-vehicle separation determine its subsequent state evolution.

First, these constraints are analyzed and summarized to design a target L2 Lissajous orbit and an initial transfer trajectory.

The program consists of three phases involving two satellite missions in low Earth orbit and an engineering prototype using an aircraft.

The rocket has two solid boosters to lift it off the ground, a cryogenic main stage to do most of the work of getting into orbit, and an upper-stage to place the satellites in the target orbit, or GTO.

But for this to happen, the rocket will need a special adapter to dispense the spacecraft in orbit, and an additional 30m-euro contract was signed with Astrium, the launcher's prime contractor, to develop the required equipment.

You can see how this corresponds to an elliptical orbit, and how a planet orbiting the Sun behaves in the same way.