Apr 29, 2025 · This diagram shows the orbits of several of Neptune's moons. Explore a curated collection of resources about ice giants, including activities that can be done at home, as well …

When Pluto was discovered, it was considered a planet, and Neptune thus became the second-farthest known planet, except for a 20-year period between 1979 and 1999 when Pluto's …

Feb 13, 2026 · Neptune, third most massive planet in the solar system and the eighth and outermost planet from the Sun. Neptune has 14 moons, only two of which were discovered …

Apr 21, 2025 · Neptune is one of two ice giants in the outer solar system (the other is Uranus). Most (80% or more) of the planet's mass is made up of a hot dense fluid of "icy" materials – …

This infographic features an image of Neptune along with a series of facts that highlight some of the differences between Neptune and Earth. (Credit: Canadian Space Agency)

2 days ago · This “planetary parade” consisting of Mercury, Venus, Neptune, Saturn, Uranus, and Jupiter will appear shortly after sunset on February 28, according to NASA.

Feb 3, 2026 · Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will appear together shortly after sunset on Feb. 28 — but is this the "planet parade" we've been waiting for?

2 days ago · As NASA explains, shortly after sunset on February 28, Mercury, Venus, Neptune, Saturn, Uranus, and Jupiter will all be visible in the night sky. However, there are some …

2 days ago · Mercury, Venus, Jupiter, Saturn, Uranus and Neptune will be visible from Earth on Feb. 28. Here’s how to see them.

Feb 11, 2026 · According to NASA, Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will appear shortly after sunset.