Reading the atmosphere of another world means catching starlight as it filters through that planet's air during a transit. The signal is about one part in a million and a true Earth twin transits only once a year, so you cannot simply repeat the measurement until the noise averages away. Each attemp...
Nine Hundred Telescopes and One Chance a Year
By system
August 13, 2026 •
248 views
Original source:
Universe Today
