Astronomers study planetary transits and atmospheric signals using interstellar object 3I/ATLAS, drawing on transit spectroscopy principles and recent observational constraints discussed by Avi Loeb.

It is well-known that the light curve of a transiting planet contains information about the planet’s orbital period and size relative to the host star. More recently, it has been demonstrated that a ...

An upcoming astronomical event will provide a rare opportunity for amateurs to observe a technique scientists are using to search for planets around stars. On May 7, Mercury will pass in front of the ...

NASA’s Nancy Grace Roman Space Telescope will create enormous cosmic panoramas, helping us answer questions about the evolution of our universe. Astronomers also expect the mission to find thousands ...