- The fifth brightest star in the sky, Alpha Lyrae, with an apparent magnitude of 0.04 and an absolute magnitude of 0.5. Vega is 26.5 light years from Earth and of spectral type A0.
- Pair of Soviet spacecraft, Vega 1 and 2, sent to Halley’s Comet in 1986 and thereafter placed in orbits around the Sun between the Earth and Venus for studies of the solar wind and other aspects of the inner solar system. They also carried landers and balloons sent to explore the surface and atmosphere of Venus.
- acronym forVegetarian Economy and Green Agriculture
(written as VEGA)
- noun a research, information and campaigning organisation that focuses on farming, food, health and the land.