On June 5 in the Americas and June 6 in the rest of the world, people will be able to see one of the rarest predictable events in astronomy: a solar transit of the planet Venus. Over a six-hour period ...

Astronomers study planetary transits and atmospheric signals using interstellar object 3I/ATLAS, drawing on transit spectroscopy principles and recent observational constraints discussed by Avi Loeb.

When you buy through links on our articles, Future and its syndication partners may earn a commission. A flaring sunspot appeared in the background of a recent transit photo, at the exact moment the ...

The Hubble Telescope appears as a tiny silhouette during a perfectly timed solar transit captured from Puerto Rico.

One of the most exciting things for sky watchers to view over the last year was the last solar transit of the planet Venus for over 100 years. The transit occurred yesterday in the United States, and ...

A group of scientists from Hawaii, Brazil and California has measured the diameter of the Sun with unprecedented accuracy by using a spacecraft to time the transits of the planet Mercury across the ...

Sunday's "ring of fire" solar eclipse may be history, but skywatchers have another stunning event to look forward to — next month's historic Venus transit of the sun. On Sunday (May 20), the moon ...

A group of scientists from Hawaii, Brazil, and California has measured the diameter of the Sun with unprecedented accuracy by using a spacecraft to time the transits of the planet Mercury across the ...