In 1950, during a lunchtime conversation with colleagues at the Los Alamos National Laboratory, famed physicist Enrico Fermi asked the…
The way astronomers study planets in our own solar system is surprisingly similar to the way they study exoplanets, despite…
Astronomy is one of the sciences where amateurs make regular contributions. Over the years, members of the public have made…
Astronomers know of about 60 rocky exoplanets orbiting in the habitable zones of their stars. When they try to determine…
Researchers using TESS and Cheops data found a system with six sub-Neptune-sized planets, all orbiting in direct resonance with each…
Chinese and Indian astronomers were the first to measure Earth's axial tilt accurately, and they did it about 3,000 years…
NASA and its commercial partners are working on deformable mirrors (DM) that will allow next-generation telescopes to directly observe exoplanets.
If there's one chemical that causes excitement in the search for biosignatures on other worlds, it's methane. It's not a…
A new paper shows how gravitational lenses could be used to beam power from one star system to another.
NASA's Kepler mission ended in 2018 after more than nine years of fruitful planet-hunting. The space telescope discovered thousands of…