Jupiter's great red spot viewed by Voyager I

At about 89,000 miles in diameter, Jupiter could swallow 1,000 Earths. It is the largest planet in the solar system and perhaps the most majestic.

NASA spacecraft embarks on historic journey into interstellar space

NASA's Voyager 1 spacecraft officially is the first human-made object to venture into interstellar space. The 36-year-old probe is about 12 billion miles (19 billion kilometers) from our sun. New and unexpected data indicate Voyager 1 has been traveling for about one year through plasma, or ionized gas, present in the space between stars.

NASA's Voyager 1 explores final frontier of "solar bubble"

Data from Voyager 1, now more than 11 billion miles (18 billion kilometers) from the sun, suggest the spacecraft is closer to becoming the first human-made object to reach interstellar space.

Voyager 1 enters a new region of space

35 years after its momentous launch, Voyager 1 appears to have travelled beyond the influence of the Sun and exited the heliosphere.

Voyager 1 enters the doldrums

After 33 years' traveling, NASA's Voyager 1 spacecraft has reached the point at the edge of the solar system where the solar wind has died down.