If I were on Mars, how often would I see Earth transit the Sun? Steven RiserConyers, Georgia From Mars, Earth transits the Sun four times in a 284-year cycle. The transits occur in either May or ...

Earth’s gravity has a lot to do with what people think is up and what is down. Things fall down toward the ground, but that direction depends on where you are.

There are actually 13 zodiac signs. If you look at the constellations along the ecliptic, you’ll find not 12 but 13 of them over the course of a year. Ophiuchus, the Serpent Bearer, was forgotten. Or ...

March is an exciting month for stargazers, offering a rare opportunity to witness the intriguing natural light display known ...

Celestial happening this week: This coming Friday evening, the first evening of spring, there’ll be a nice conjunction between the new crescent and the bright planet Venus in the low western sky ...

Mercury, Venus, Jupiter and Mars shine together after sunset in early March, with Mercury at its best of 2026.

The zodiacal light – so called because it appears within the same belt of constellations as the zodiac signs (and is a light) – looks like a huge ghostly pyramid in the sky, its vertical axis tilted ...

Want to catch a glimpse of the planetary alignment from Arizona? Here's what to know, including a list of official dark sky ...

Stargazers across much of the world, including South Korea, have a prime opportunity tonight, March 1, 2026, to witness a ...

Over the last several years, or so, you may have heard your local TV weatherperson declare March 1 as the start of meteorological spring. Personally, I think that term is a big misnomer. Some of the ...

This is your final weekend to catch February’s fading 6-planet lineup or "planet alignment". Here’s what’s still visible — and what’s already gone.