Depiction of blue giant planet in orbit around yellow star

Astronomy & Observing News

The Webb Telescope Reveals a "Featherweight Giant" Planet

When JWST looked at what was supposed to be a hot Jupiter, it found something else instead: a fluffy, shrinking planet that’s more like Neptune.

Artist's concept shows blue-streaked surface of a massive solid planet

Astronomy & Observing News

How Did Two Hot and Super-dense Neptunes Form?

Astronomers have discovered two Neptune-size planets that are denser than rock and in searingly close orbits to their star. How did these odd worlds form?