Neptune News
July 13, 2016
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July 13, 2016

Teenagers on a Work Experience 'Discover' New Planet

July 1, 2016 — A group of teenagers on work experience at Keele University in Staffordshire, UK, may have discovered a new ... read more

Getting to Know Super-Earths: Using Hubble to Study Mysterious Exoplanet

Oct. 15, 2014 — Results from NASA's Kepler mission have indicated that the most common planets in the galaxy are super-Earths -- those that are bigger than Earth but smaller than Neptune. We have no examples of ... read more

Astronomers Spot Faraway Uranus-Like Planet: First 'Ice Giant' Planet Found in Another Solar System

Oct. 15, 2014 — Our view of other solar systems just got a little more familiar, with the discovery of a planet 25,000 light-years away that resembles our own Uranus. Astronomers have discovered hundreds of planets ... read more

Clear Skies on Exo-Neptune: Smallest Exoplanet Ever Found to Have Water Vapor

Sep. 24, 2014 — Astronomers have discovered clear skies and steamy water vapor on a planet outside our Solar System. The planet, known as HAT-P-11b, is about the size of Neptune, making it the smallest exoplanet ... read more

The Origin of Uranus and Neptune Elucidated

Sep. 23, 2014 — Astronomers have just proposed a solution to the problematic chemical composition of Uranus and Neptune, thus providing clues for understanding their formation. The researchers focused on the ... read more

Voyager Map Details Neptune's Strange Moon Triton

Aug. 22, 2014 — NASA's Voyager 2 spacecraft gave humanity its first close-up look at Neptune and its moon Triton in the summer of 1989. Like an old film, Voyager's historic footage of Triton has been ... read more

NASA's Kepler Provides Insights on Enigmatic Planets

Jan. 13, 2014 — More than three-quarters of the planet candidates discovered by NASA's Kepler spacecraft have sizes ranging from that of Earth to that of Neptune, which is nearly four times as big as Earth. ... read more

Many Small Exoplanets Covered in Gas: New Measurements of Mass Expand Knowledge of Exoplanets' Compositions

Jan. 8, 2014 — NASA's Kepler space telescope discovered thousands of "planetary candidates," but what are the planets made of? To know this, each planet's mass first must be determined. An ... read more

Astronomers Solve Temperature Mystery of Planetary Atmospheres

Dec. 10, 2013 — An atmospheric peculiarity the Earth shares with Jupiter, Saturn, Uranus and Neptune is likely common to billions of planets, astronomers have found, and knowing that may help in the search for ... read more

Probing Methane's Secrets: From Diamonds to Neptune

Sep. 12, 2013 — Hydrocarbons from the Earth make up the oil and gas that heat our homes and fuel our cars. The study of the various phases of molecules formed from carbon and hydrogen under high pressures and ... read more

'Trojan' Asteroids in Far Reaches of Solar System More Common Than Previously Thought

Aug. 29, 2013 — Astronomers have discovered the first Trojan asteroid sharing the orbit of Uranus, and believe 2011 QF99 is part of a larger-than-expected population of transient objects temporarily trapped by the ... read more

Hubble Finds New Neptune Moon: Smallest Known Moon in the Neptunian System

July 15, 2013 — NASA's Hubble Space Telescope has discovered a new moon orbiting the distant blue-green planet Neptune, the 14th known to be circling the giant ... read more

First Transiting Planets in a Star Cluster Discovered

June 26, 2013 — All stars begin their lives in groups. Most stars are born in small groups that quickly fall apart. Others form in huge, dense swarms, where stars jostle with thousands of neighbors while strong ... read more

Weather on the Outer Planets Only Goes So Deep

May 16, 2013 — What is the long-range weather forecast for the giant planets Uranus and Neptune? These planets are home to extreme winds blowing at speeds of over 1000 km/hour, hurricane-like storms as large around ... read more

At Least One in Six Stars Has an Earth-Sized Planet, Analysis Finds

Jan. 7, 2013 — The quest for a twin Earth is heating up. Using NASA's Kepler spacecraft, astronomers are beginning to find Earth-sized planets orbiting distant stars. A new analysis of Kepler data shows that ... read more

Do Missing Jupiters Mean Massive Comet Belts?

Nov. 27, 2012 — Astronomers have discovered vast comet belts surrounding two nearby planetary systems known to host only Earth-to-Neptune-mass worlds. The comet reservoirs could have delivered life-giving oceans to ... read more

Voyager at 35: Break on Through to the Other Side

Aug. 20, 2012 — Thirty-five years ago Aug. 20, NASA's Voyager 2 spacecraft, the first Voyager spacecraft to launch, departed on a journey that would make it the only spacecraft to visit Uranus and Neptune and ... read more

Unseen Planet Revealed by Its Gravity

May 10, 2012 — More than a 150 years ago, before Neptune was ever sighted in the night sky, French mathematician Urbain Le Verrier predicted the planet's existence based on small deviations in the motion of ... read more

NASA's Spitzer Sees the Light of Alien 'Super-Earth'

May 8, 2012 — NASA's Spitzer Space Telescope has detected light emanating from a "super-Earth" planet beyond our solar system for the first time. While the planet is not habitable, the detection is ... read more

Looking for Earths by Looking for Jupiters

May 7, 2012 — In the search for Earth-like planets, it is helpful to look for clues and patterns that can help scientist narrow down the types of systems where potentially habitable planets are likely to be ... read more
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