Gemini twins are triplets on March 5

Let tonight’s moon show you the Gemini twins, Castor and Pollux, as well as Procyon, aka the Little Dog Star. Source: https://earthsky.org/tonight/moon-south-of-gemini-stars…

Moon and Winter Circle March 3 and 4

The ecliptic – sun and moon’s path, marked in green on our chart – cuts through the Winter Circle. So, every month the Circle is visible, the moon sweeps through these stars. Source: https://earthsky.org/tonight/moon-points-the-way-to-the-winter-circle…

Pollux: The brighter twin star

Pollux, the brightest star in the constellation Gemini, blazes in a golden light next to its bluish-white heavenly twin, Castor, in the evening skies of the Northern Hemisphere’s spring. Source: https://earthsky.org/brightest-stars/pollux-not-castor-is-geminis-brightest-star…

Castor is six stars in one

The bright bluish-white star, Castor, in the constellation Gemini, appears to our eyes as a single star. But it’s actually a family of 6 stars. Source: https://earthsky.org/brightest-stars/best-castor-brightest-second-magnitude-star…

Gemini? Here’s your constellation

The constellation Gemini, with its two brightest stars, Castor and Pollux, shines prominently in winter and spring night skies of the Northern Hemisphere. Source: https://earthsky.org/astronomy-essentials/gemini-heres-your-constellation…

Moon and Gemini February 6 and 7

The moon is waxing toward full and very bright, but the evening sky also has many bright stars. Look for the Gemini stars, Castor and Pollux, plus Procyon the Little Dog Star. Source: https://earthsky.org/tonight/moon-south-of-gemini-stars-north-of-procyon…

EarthSky’s 2020 meteor shower guide

All you need to know about major meteor showers in 2020. Source: https://earthsky.org/astronomy-essentials/earthskys-meteor-shower-guide…

See a celestial Chariot in December

The constellation Auriga the Charioteer also has several easy-to-find and very famous star clusters that you can spot with binoculars. Source: https://earthsky.org/tonight/celestial-chariot-high-overhead-around-midnight…

Two rovers to roll on Mars again: Curiosity and Mars 2020

Curiosity won’t be NASA’s only active Mars rover for much longer. Next summer, Mars 2020 will be headed for the Red Planet. While the newest rover borrows from Curiosity’s design, they aren’t twins: Built and managed by NASA’s Jet Propulsion Laboratory in Pasadena, California, each has its own role in the ongoing exploration of Mars and the search for ancient life….