Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences an ...

There will be a large planetary alignment on Aug. 10, 2025, featuring Mercury, Jupiter, Venus, Uranus, Neptune, and Saturn, ...

The orbit Venus takes around the sun results in an inferior conjunction as it transitions from appearing in the evening sky to the morning sky.

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan on seeing ...

The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in ...

From now through Friday, the planet Venus will be visible in both the morning and evening skies above the Northern Hemisphere ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

The difference between an equinox and a solstice is based on Earth’s tilt, affecting daylight length and the changing of ...