Stellar flares could reveal the fluorescent glow of a planet’s biosphere, a key component for life to develop
TRAPPIST-1 worlds have to endure formidable particles and harsh tidal heating
The three planets in the conventional habitable zone face the threat of harmful particles and gravitational tugging of the other planets
Could life already be evolving at our nearest exoplanet neighbour?
The closest exoplanet to Earth, Proxima-b, receives much more harmful radiation from its host star, but it’s possible life to survive this bombardment