A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of many galaxies in an ever-expanding cosmos. This breakthrough led to the ...

The sun is our planet’s source of natural illumination, and though we’ve mastered making artificial light sources, it remains ...

Wondering what there is to love about Jupiter? The Jovian giant has many reasons that are worthy of your affection, whether ...

Even if the specific monthly peak of the cycle has passed, it doesn't mean solar activity is over. Strong solar activity ...

Large and small planets are born from very different circumstances, according to data from NASA’s now-retired space telescope ...

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based ...

TN17 is estimated to be around 540 feet in diameter, which is greater than the height of the Pyramid of Giza in Egypt (449 ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

The Sun, the main source of light and energy, is the brightest object in our solar system, shining on and lighting up all other celestial bodies. Jupiter, the biggest planet in our solar system, ...

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...