A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...

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

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

At extreme pressures and temperatures, water becomes superionic — a solid that behaves partly like a liquid and conducts ...

Why Can't We Find Planet 9? Deep in the outer reaches of our solar system, far beyond Neptune and Pluto, something massive is ...

At the beginning of the exoplanet age, the goals were fairly simple. The first was to find as many of them as possible to ...

From Mercury to Neptune, observers in the United States will get to see this historic planet parade known as a large ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...

There is lots of cosmic action going on, so let's dive in! The week kicks off with the New Moon in Capricorn, ushering in a ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Under extreme planetary conditions, water turns into a strange, electricity-conducting solid hidden deep inside giant planets.

Astrologers make many of their predictions by interpreting Trump’s natal chart, which shows where the planets and stars were ...