During the 1240s, Richard Fishacre, a Dominican friar at Oxford University, used his knowledge of light and color to show ...

Might the solar system harbor not just one, but two unknown planets? A fresh study of the Kuiper Belt’s structure has revived ...

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

The planetarium features a Digistar 4 projection system and a dome that is tilted slightly for easier viewing. The event will ...

Astronomers have a potential Planet Nine candidate, detected via infrared radiation. This candidate's orbit is very different from what's predicted for Planet Nine. The candidate may be a false ...

In the cold, dark outskirts of planetary systems far beyond the reach of the known planets, mysterious gas giants and planetary masses silently orbit their stars — sometimes thousands of astronomical ...

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

Richard Fishacre challenged the scientific orthodoxy of his day, and contemporary astrophysics has vindicated his position.