Astronauts never orbited pole to pole, as implied by the mosaic.
Each ion consists of a proton orbited by two electrons.
During a mission of 01:49:40 in duration, it orbited the earth once.
In 2011, a planet that is theorized to be the remaining core of a star that orbited a pulsar was announced.
He went further, noting the strong absorptions lines in the spectrum, to suggest that the two stars orbited within an envelope of gas.
This way there would be a day/night cycle as the moon orbited its primary, and there would be distribution of heat.
As the spacecraft orbited the red planet, the spectrometer swept through the sky and measured the radiation field.
Around the black hole orbited a disk made of infalling matter, flattened into a thin plate, spinning endlessly.
