Located at the outer edge of the solar system Neptune has fascinated astronomers since its discovery. Now the James Webb Space Telescope has provided a stunning image of unrivaled detail.
Neptune, the other blue planet, is the eighth planet in our solar system. Neptune is an ice giant.
Located at the outer edge of the solar system, the distant planet Neptune will make its closest approach to Earth on Friday, when it will be visible in opposition to the sun all through the night.
September's full moon will be bracketed by close approaches to Saturn on Sept. 8 and Jupiter on Sept. 11.
The Voyager missions are icons of cosmic exploration, and you can celebrate their 45th anniversary with a free webcast tonight (Aug. 18).
Neptune will enter retrograde on Tuesday (June 28) and will appear to 'reverse its course' as it moves across the sky. Here's how to see it.
The way each planet's atmosphere responds to methane might be responsible for the different hues of Uranus and Neptune.
Two decades worth of observations revealed unexpected cooling of the solar system's most distant planet Neptune amid astronomical summer.
Reference The solar system gas giants – Jupiter, Saturn, Uranus and Neptune – also known as Jovian planets are helping us learn more about gaseous exoplanets.
Hiding beneath the outer layers of some planets, there may be something spectacular: a constant rain of diamonds.
A recent discovery of giant ammonia-rich hailstones, dubbed mushballs, on Jupiter might explain why Uranus and Neptune seem to have no ammonia in their atmospheres.
A six-year search of space beyond the orbit of Neptune has netted 461 newly discovered objects, including four that could shed light on Planet Nine.
The solar system's outermost planet, Neptune, reaches opposition today, and here's how you can catch a glimpse of the distant gas giant.
Some of the most fascinating worlds in our cosmic neighborhood are not planets, but the moons that orbit around them.
What if one mission could study the gravitational ripples triggered by some of the most violent events in the universe — on the way to observing the least-known planets of our solar system?
A dark storm on Neptune abruptly switched directions and started moving away from almost certain death, puzzling astronomers.
If you had a few billion dollars and some of the most talented space scientists and engineers in the world, where would you go?
Just how many planets are visible without a telescope? Most people will answer "five," but there is a sixth planet that can be glimpsed without visual aid: the planet Uranus.