solar radius

American  

noun

1. the unit, equivalent to the radius of the sun, in which the radii of stars and other celestial objects are given.

---

Example Sentences

As a result, we know that this boundary occurs at precisely 71.3 percent of the solar radius.

From Scientific American

The sun itself is barely capable of accelerating an optimally designed sail to just a thousandth of the speed of light, even if the sail starts its journey as close as 10 times the solar radius—the closest approach of the Parker Solar Probe.

From Scientific American

Five weeks after that, on 3 November, the probe will make its first close approach — at more than 24 million kilometres, or 35 times the solar radius, from its surface.

From Nature

ESO’s Very Large Telescope Interferometer has been able to construct the best image yet of another star - Antares, a red supergiant about 12 times the mass of the Sun, 680 time the solar radius, and about 550 light years away.

From Scientific American

"The distance between those two stars is very small - actually one solar radius," Mr Mróz said.

From BBC