A new program has discovered chaos in a nearby planetary system, which could explain the existence of a phenomenon ...

An exoplanet orbiting a dwarf star 124 light-years from Earth made headlines around the world in April 2025. Researchers at ...

Astronomers have discovered that many sub-Neptune exoplanets, once thought to host vast oceans, are far less watery than ...

Recent observations of the Kuiper Belt have revealed anomalies that suggest the presence of an undiscovered Neptune-sized ...

Sky lovers assemble! There is a lot going on in the next few days – stuff for every interest, location, and ability. We have ...

Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...

The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...

Scientists believe they have discovered evidence of a hidden planet existing beyond Neptune, which they have named 'Planet Y'. Recently, a study analyzing the orbits of Kuiper Belt objects indicated ...

A new study challenges the dream of water-rich “Hycean” planets like K2-18b, suggesting that most sub-Neptunes lose their water deep into their interiors during formation. Instead of vast oceans, ...

Sky This Week is brought to you in part by Celestron. Friday, September 19The Moon passes 0.8° north of Venus and 1.3° north ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in ...

There’s a solar eclipse in Virgo this weekend, and it’s amplifying the shadow side of the zodiac’s most fastidious sign. Read ...