Meet Thestias, the planet of Pollux. Since 1993, Pollux had been suspected to host a planet, and in 2006, astronomers confirmed that the star is indeed being orbited by an exoplanet.

This week, a remarkable celestial alignment will occur in the western sky, providing an exciting opportunity for stargazers.

During the final week of June and continuing into the first week of July, we'll have a fair chance at sighting Mercury, the ...

The planet Mercury is visible after sunset in the west, forming a line with the heads of Gemini the Twins: the stars Castor ...

The glowing planet will dwarf the twin stars, even though Pollux is one of the brightest stars in the sky. Watch the sky in the direction of sunset shortly after our star disappears to catch Venus ...

Pollux and Castor are two fairly bright stars not far apart on the face of the night sky, prominent on April evenings. ... In 2006, a planet about 2.3 times the mass of Jupiter, ...

Although Pollux is cooler than the sun it radiates 46 times as much energy because it’s so enormous. More noteworthy, Pollux is a the brightest star in the sky orbited by another planet.

Pollux and Castor are two fairly bright stars not far apart on the face of the night sky, prominent on April evenings. ... In 2006, a planet about 2.3 times the mass of Jupiter, ...

Pollux and Castor are two fairly bright stars not far apart on the face of the night sky, prominent on April evenings. ... In 2006, a planet about 2.3 times the mass of Jupiter, ...

For the next few weeks, the planet Mars will form an almost perfect isosceles triangle with the two bright stars marking the heads of the Gemini Twins, Pollux and Castor. This is the view for Feb. 24.

Once you note the planet’s position, go out every few nights for a month. You’ll see Mars slowly move westward through Gemini with respect to Castor and Pollux.