Check out this amazing image of the Transit of Venus near the transit maximum, as taken from Lowell Observatory. An unexpected interloper got in this image.
Do not stare at the sun! That's the first "tip" from all the experts. Instead, make a trusty "pinhole camera" or get hold of some No. 14 welder's goggles.
Viewing parties are scheduled across the country Tuesday, when the planet Venus will pass between Earth and the sun. "This is one of the most rare lineups that you'll experience in your lifetime," says the president of the St. Louis Astronomical Society.
Over the last few weeks, northern Arizonans have witnessed a lot of astronomical drama: the annular eclipse earlier this month and a partial lunar eclipse…
Less than 250 years ago, the brightest minds of the Enlightenment were stumped over how far the Earth is from the sun. The transits of the 1760s helped answer that question, providing a virtual yardstick for the universe.