The term quasar comes from quasi-stellar objects, a name that reflected our uncertainty about their nature. The first quasars were…
A new space-based telescope aims to address a key solar mystery.
Searching for Earth 2.0 has been an obsession of almost all exoplanet hunters since the discipline's dawn a few decades…
The JWST has directly imaged its first exoplanet, a temperate super Jupiter only about 12 light-years away from Earth. It…
One underappreciated aspect of the current flood of exoplanet discoveries is the technical marvels that enable it. Scientists and engineers…
Studying exoplanets is made more difficult by the light from the host star. Coronagraphs are devices that block out the…
When the JWST activated its penetrating infrared eyes in July 2022, it faced a massive wish-list of targets compiled by…
NASA’s James Webb Space Telescope (JWST) has only been operational for just over a year, but this isn’t stopping the…
Spacecraft instruments are highly specialized and can take years to design, build, and test. But a last-minute hack to one…
Detecting exoplanets was frontier science not long ago. But now we've found over 5,000 of them, and we expect to…