Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new ...

But step outside our solar system, and you’ll find stars so massive ... Here’s a look at five of the biggest stars ever discovered, ranked by their size, and what makes each one so fascinating.

The solar system is a collection of celestial objects bound to the sun by gravity. At the center is the sun, a yellow dwarf star that contains 99.8% of the solar system's mass. Everything else ...

An international team of scientists led by a Rutgers University–New Brunswick astrophysicist has discovered a potentially ...

The world's largest solar telescope ... and built at the Institute for Solar Physics (KIS) in Freiburg (Germany). The Max Planck Institute for Solar System Research (MPS) in Göttingen (Germany ...

A newly released image of the sun captured by the world's largest solar telescope shows the surface of our nearest star in unprecedented detail, shedding light on its fiery complexity.The image is ...