extrasolar
adjEtymology From extra- + solar.
1
Astronomy, Natural sciences of or originating outside the Solar System.
- Some comets are thought to have an extrasolar origin.
2
Astrophysics of or originating in a system other than Earth's, the solar system.
- A four-inch telescope was once used to find an extrasolar planet.
- Of course, no one has any idea whether the extrasolar life is anything more than a few trillion microbes.1993, Octavia E. Butler, Parable of the Sower, HEADLINE PUBLISHING GROUP (2019), page 78:
- Derived terms
- extrasolar planet, extrasolar system
- Related terms
- extragalactic, extraplanetary, extraterrestrial, solar, interstellar
- Coordinate terms
- exo-