(NASA) – A Neptune-sized planet, TOI-3261 b, makes a scorchingly close orbit around its host star. Only the fourth object of its kind ever found, the planet could reveal clues as to how planets such ...
Despite losing a lot of its mass, TOI-3261 b is still about twice as dense as Neptune, suggesting it has kept the heavier ...
Determining the expansion rate of the universe, the "Hubble constant," shapes our understanding of the cosmos, its age, and ...
JWST explores Westerlund 1, revealing key stellar details New images shed light on planet formation in star clusters Brown ...