Search query: planet
Categories: Space: The Solar System
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Most frequent words in this category for articles published in the last 45 days:
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Published Ancient star system reveals Earth-sized planets forming near start of universe - Ancient Star System Reveals Earth-Sized Planets Forming Near Start of Universe


A Sun-like star with orbiting planets, dating back to the dawn of the Galaxy, has been discovered by ...
Published Puffy planets lose atmospheres, become super-Earths - Puffy Planets Lose Atmospheres, Become Super-Earths


Astronomers have identified two different cases of 'mini-Neptune' planets that are losing their puff ...
Published JWST captures the end of planet formation



The James Webb Space Telescope is helping scientists uncover how planets form by advancing understan ...
Published Earth-sized planet discovered in 'our solar backyard'



Astronomers have discovered a planet closer and younger than any other Earth-sized world yet identif ...
Published Small collisions make big impact on Mercury's thin atmosphere - Small Collisions Make Big Impact on Mercury's Thin Atmosphere


Mercury, our smallest planetary neighbor, has very little to call an atmosphere, but it does have a...
Published Space enthusiasts are being given the rare opportunity to name a planet - Space Enthusiasts Get Rare Chance to Name a Planet


Several organizations are eligible to name one of 20 to 30 planets, and their host stars, in a uniqu ...
Published Astronomers pinpoint 'Venus Zone' around stars - Astronomers Pinpoint 'Venus Zone' Around Stars


Astronomers have defined the 'Venus Zone,' the area around a star in which a planet is likely to exh ...
Published Pluto's icy heart makes winds blow - Pluto's Icy Heart Makes Winds Blow


A 'beating heart' of frozen nitrogen controls Pluto's winds and may give rise to features on its sur...
Published Breaking in a new planet - Breaking in a New Planet: The Challenges and Opportunities


Impacts affect the porosity and structure of moons and planets more dramatically than scientists sus ...
Published 'Pack ice' tectonics reveal Venus' geological secrets - Pack Ice Tectonics Reveal Venus' Geological Secrets


A new analysis of Venus' surface shows evidence of tectonic motion in the form of crustal blocks tha...
Published NASA spacecraft becomes first to orbit a dwarf planet - NASA Spacecraft Becomes First to Orbit a Dwarf Planet


NASA's Dawn spacecraft has become the first mission to achieve orbit around a dwarf planet. The spac ...
Published Newfound Martian aurora actually the most common; sheds light on Mars' changing climate - Newfound Martian Aurora: Shedding Light on Mars' Changing Climate


A type of Martian aurora first identified by NASA's MAVEN spacecraft in 2016 is actually the most co...
Published TESS finds its first Earth-sized planet - TESS Finds Its First Earth-Sized Planet


A nearby system hosts the first Earth-sized planet discovered by NASA's Transiting Exoplanets Survey ...
Published Weather on the outer planets only goes so deep - Weather on the Outer Planets: A Look at the Depths of Their Atmospheres


What is the long-range weather forecast for the giant planets Uranus and Neptune? These planets are ...
Published ESO telescope images planet around most massive star pair to date - ESO Telescope Images Planet Around Most Massive Star Pair to Date


The European Southern Observatory's Very Large Telescope (ESO's VLT) has captured an image of a plan...
Published Orb hidden in distant dust is 'infant' Neptune-size planet - Orb Hidden in Distant Dust is 'Infant' Neptune-Size Planet


The discovery could help astronomers understand how planets like Earth form and evolve. ABSTRACT: Or ...
Published Despite new information, Pluto will remain a dwarf planet, cosmologist says - Despite New Information, Pluto Will Remain a Dwarf Planet, Cosmologist Says


Back in 1930, it was an easy answer -- Pluto was a planet because we couldn't see anything else brig ...
Published Safety zone saves giant moons from fatal plunge - Safety Zone Saves Giant Moons from Fatal Plunge


Numerical simulations showed that the temperature gradient in the disk of gas around a young gas gia...
Published Mercury's magnetic field is almost four billion years old - Mercury's Magnetic Field: A Four Billion Year Old Mystery


New data from MESSENGER, the spacecraft that orbited Mercury for four years before crashing into the...
Published Mercury's contraction much greater than thought, new imaging shows - Mercury's Contraction: A Surprising Discovery


New global imaging and topographic data from MESSENGER show that the innermost planet has contracted ...