Space Station Glossary B

B

Baseline:

The coldness between two or more telescopes those are working together as a solitary instrument to observe celestial objects. The wider the baseline, the better the resolving power.

Binary Star System:

A system of two stars orbiting around a ordinary center of mass that are jump together by their joint gravitational attraction.

Bolide:

Large, luminous meteors that enter the Earth’s atmosphere. Friction amid a fast-moving meteor and Earth’s air molecules produce tremendous heat that causes the meteor to heat up, glow, and perhaps disintegrate. In a few cases, the meteor literally explodes, send-off a visible cloud that dissipates slowly.

Bulge:

The spherical arrangement at the center of a spiral galaxy that is made up chiefly of old stars, gas, and dust. The Milky Way’s bulge is concerning 15,000 light-years across.