A clear explainer on how telescopes gather light, use mirrors and detectors, observe different wavelengths, and help scientists study distant planets and galaxies.
A clear explainer on how scientists search for alien life through astrobiology, Mars missions, icy moons, exoplanet atmospheres, biosignatures and technosignatures.
A simple explainer on exoplanets, how scientists find planets around other stars, what makes some potentially habitable, and why they matter for astronomy.
