Arc of Venus could explain atmospheric mystery

As Venus made its transit the sun, spacecraft and ground-based telescopes ahave been looking for a phenomenon that's only recently been explained: the Arc of Venus.

Venus transit will help NASA improve future observations

NASA's NASA's Solar Dynamics Observatory (SDO) is hoping to use Venus's transit of the sun on June 5 to better calibrate its instruments.

NASA uses moon as mirror to watch Venus transit sun

Just like human eyes, the Hubble Space Telescope can't observe the sun directly - so NASA scientists plan to study Venus's solar transit in June by using the moon as a mirror.

Last chance to see Venus transit for over 100 years

In a little over a month's time, sky-watchers will have what's likely to be a once-in-a-lifetime experience, seeing Venus pass across the face of the sun.

NASA image shows a thousand potential planets

What do more than a thousand planet candidates and their suns look like? Jason Rowe, of NASA's Kepler science team has produced an image that shows each of the 1,235 potential planets so far discovered transiting its star.

Kepler spots planets transiting their star

NASA's Kepler telescope has for the first time observed a planetary system with two planets passing in front of their star.