News

An Earth-like planet orbiting a star one-quarter of the mass of our Sun with an eccentricity e > 0.2 in its habitable zone could experience what's called a “tidal Venus” catastrophe.
However, they may have to expand their search since astronomers are now finding asteroids co-orbiting Venus that could pose a threat. ... "There is a range of orbits with eccentricity < 0.38, ...