Find the best dates and local viewing times for the November 2026 planetary alignment, with practical tips for spotting ...

Every now and then, the media produces dozens of scary headlines about rocks from space headed towards Earth. But how likely is it that an asteroid will actually hit Earth in the near future? In this ...

Find out how atmospheric refraction flattens the Sun and Moon, shifts sunrise and sunset times, and creates the mysterious ...

Ever dreamed of seeing the sky come alive with shimmering waves of green and red light? The northern and southern lights — aurora borealis and aurora australis — are among Earth’s most magical natural ...

From October 19 to 25, the Moon will pass through constellations with few bright stars, but the Moon itself will be hard to miss. The Full Moon occurs on October 25 or 26, depending on your time zone.

The Full Moon in October 2026 — known as the Hunter’s Moon in the Northern Hemisphere — occurs on Monday, October 26, 2026, at 04:12 GMT/UTC (12:12 AM EDT). The Moon will shine in the constellation ...

Is Venus visible from Earth? Venus as seen with the naked eye, through binoculars, and through a telescope. To the unaided eye, Venus appears as a bright white point of light. Binoculars can reveal ...

The Beehive Cluster is one of the most famous deep-sky objects. It's an excellent object for beginner astronomers, which never gets boring, even after you become more experienced. You can easily find ...

Antares, the “rival of Mars”, is a supergiant star that appears as a bright reddish dot to the naked eye. To easily find Antares in the sky from your exact location, use the free Star Walk 2 app. Read ...

What does opposition mean in astronomy? Astronomical opposition means that a planet appears directly opposite the Sun in the sky as seen from Earth. From our perspective, this corresponds to a planet ...

On October 18, 1963, a French black-and-white cat Félicette became the first cat in space. She returned safely from her space mission, but her story didn’t end there. Here’s how she was selected, what ...

Comets, asteroids, and trans-Neptunian objects make up the small bodies of the Solar System, with dwarf planets placed in a separate category by the International Astronomical Union. Most asteroids ...