Life as we know it developed on a planet orbiting a G2 V star, the Sun. The cryptic “G2 V” designation is the Sun’s “spectral type.” Based on a star’s spectrum, astronomers group stars by temperature.
More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback