Neptune
Latest about Neptune
See elusive planet Neptune in opposition tonight (Sept. 16)
By Robert Lea published
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.
Rare Neptune-size exoplanets may face solar superstorms from parent stars
By Robert Lea published
Despite astronomy's success in detecting worlds outside the solar system, there is a troubling gap in the exoplanet catalog. New research may show why Neptune-sized exoplanets are tough to locate.
Planet Neptune will go into reverse as it moves in the sky on Tuesday
By Daisy Dobrijevic published
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.
Neptune is cooling down and scientists don't know why
By Tereza Pultarova published
Two decades worth of observations revealed unexpected cooling of the solar system's most distant planet Neptune amid astronomical summer.
Cosmic objects with strange orbits discovered beyond Neptune
By Stephanie Pappas published
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.
Neptune reaches opposition today: How to see the distant planet
By Samantha Mathewson published
The solar system's outermost planet, Neptune, reaches opposition today, and here's how you can catch a glimpse of the distant gas giant.
Weird Neptune-like exoplanet may have water clouds
By Elizabeth Howell published
A Neptune-like planet that's relatively close to Earth may boast clouds containing water vapor.
NASA has just rejected missions to moons of Jupiter and Neptune. Here's what we would have found out.
By Ashley Spindler last updated
It's been 30 years since NASA last visited Venus, with the Magellan orbiter in 1990.
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