A day on the planet Neptune is approximately 16 hours, according to NASA. It is the farthest non-dwarf planet in the solar system from the Sun. It takes Neptune approximately 165 Earth years to orbit the Sun. More »

www.reference.com Science Astronomy Planets

According to NASA, Neptune makes a complete orbit around the sun in 60,190 Earth days, which is approximately 165 Earth years. This equates to one year on Neptune. More »

www.reference.com Science Astronomy Planets

Neptune, the eighth planet from the sun, cannot support life according to NASA. Being so far from the sun makes Neptune a very cold planet, with temperatures reaching as low as -361. More »

The planet Neptune is incapable of supporting life as we know it, according to NASA. One major reason for this is because of the effective temperature, which is about minus 353 degrees Fahrenheit. More »

www.reference.com Science Astronomy Planets

Neptune, the eighth planet from the sun, cannot support life according to NASA. Being so far from the sun makes Neptune a very cold planet, with temperatures reaching as low as -361. More »

The planet Neptune has a sidereal rotation of approximately 16 hours. Unlike the solid surface found on the terrestrial planets of the inner solar system, Neptune is a gas giant composed of regions that rotate at differe... More »

www.reference.com Science Astronomy Planets

The planet Neptune has an average rotational speed of just over 16 hours. Like the other gas giants, Neptune lacks a solid surface, and the speed at which different parts of the planet rotate can vary due to a process kn... More »