Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Four of the planets, which are Mercury, Venus, Jupiter and Saturn, are bright enough to be spotted with the naked eye in ...

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Whenever we enter Valentine’s season, astronomers are sometimes asked about possible Valentine’s Day stars.  To answer this ...

On the evening of February 28, 2026, skywatchers will be treated to a rare spectacle as at least six planets become visible ...

Starting Jan. 21, Canadians can see a rare celestial event as six planets line up in the evening sky, mostly visible to the ...

From Mercury to Neptune, observers in the United States will get to see this historic planet parade known as a large planetary alignment with 6 planets visible.

There’s no mistaking Jupiter in the sky these Pottsville winter evenings, rising in the southeast as evening twilight ends.

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.