Jupiter and Venus, the two brightest planets in our solar system, should be widely visible for much of August in the northern ...

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315 that resembles a young version of the Earth's own sun.

Ever since the International Astronomical Union recognized Haumea and Makemake as dwarf planets in 2008, University of Maine ...

The Sun's South Pole Perspective Up until now, our observations of the Sun have occurred around the solar equator. That's because all of the planets and operational spacecraft in our Solar System ...

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

It’s a yellow dwarf in the making like the sun ... feature of our solar system,” McClure said in an email. “Our study shows that it could be a common process during the earliest stage of planet ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

In the span of two days last week, the sun released two strong solar flares — meaning the solar system experienced its most powerful explosions which can cause some communications blackouts on ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our ...

NASA’s Solar Dynamics Observatory, which observes the sun, was able to capture an image of the event, which the agency said peaked at around 5:49 p.m. ET June 17.