Scientists have discovered a rare six-planet system, HD 110067, where all planets orbit their star in perfect mathematical harmony.

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

What can sub-Neptune exoplanets teach astronomers about finding life beyond Earth? This is what a recent study published in ...

Scientists have long assumed that, like rocky planets such as Earth, sub-Neptunes begin with molten magma oceans. Their thick ...

Our solar system and galaxy were the first objects of study for what was going on in the universe. Among the various ...

At 4 PM EDT, the Moon passed 4° north of Saturn, followed by a passage 3° north of Neptune at 6 PM EDT. Saturn (magnitude 0.6), visible to the naked eye, and Neptune (magnitude 7.7), requiring optical ...

Nearly a century after Pluto’s discovery, astronomers are still hunting for mysterious planets beyond Neptune - including a ...

Experiments at high temperatures and pressures reveal chemistry that can generate water on the surface of exoplanets ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers have detected a new exoplanet ...