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Mercury News
September 28, 2016
Latest Headlines
updated 4:12am EDT
More Mercury News
September 28, 2016

Rare Transit of Mercury to Take Place on 9 May

Apr. 27, 2016 — On 9 May there will be a rare transit of Mercury, when the smallest planet in our Solar System will pass directly between the Earth and the Sun. The last time this happened was in 2006, and the next ... read more

Wandering Jupiter Accounts for Our Unusual Solar System

Mar. 23, 2015 — Jupiter may have swept through the early solar system like a wrecking ball, destroying a first generation of inner planets before retreating into its current orbit, according to a new study. The ... read more

MESSENGER's Endgame: Hover Campaign Promises Bird's-Eye View of Mercury's Surface

Mar. 19, 2015 — MESSENGER will not go gentle into that good night. The mission will end sometime this spring, when the spacecraft runs out of propellant and the force of solar gravity causes it to impact the surface ... read more

Mercury: Results from Messenger’s Low-Altitude Campaign

Mar. 16, 2015 — NASA's MESSENGER mission, now nearing the end of its fourth and final year of orbital operations at Mercury, is well into a low-altitude campaign that is returning images and measurements of the ... read more

New Mercury Surface Composition Maps Illuminate the Planet's History

Mar. 13, 2015 — Scientists have created global-scale maps of Mercury's surface chemistry that reveal previously unrecognized geochemical terranes -- large regions that have compositions distinct from their ... read more

Ancient Star System Reveals Earth-Sized Planets Forming Near Start of Universe

Jan. 27, 2015 — A Sun-like star with orbiting planets, dating back to the dawn of the Galaxy, has been discovered by an international team of astronomers. At 11.2 billion years old, it is the oldest star with ... read more

MESSENGER Data Suggest Recurring Meteor Shower on Mercury

Dec. 16, 2014 — The closest planet to the sun appears to get hit by a periodic meteor shower, possibly associated with a comet that produces multiple events annually on Earth. The clues pointing to Mercury's ... read more

Space Enthusiasts Are Being Given the Rare Opportunity to Name a Planet

Nov. 6, 2014 — Several organizations are eligible to name one of 20 to 30 planets, and their host stars, in a unique competition organized by the International Astronomical Union (IAU). The scheme gives members of ... read more

'Hot Jupiters' Provoke Their Own Host Suns to Wobble

Sep. 11, 2014 — Blame the 'hot Jupiters.' These large, gaseous exoplanets can make their suns wobble when they wend their way through their own solar systems to snuggle up against their suns, according to ... read more

Mercury's Bizzare Magnetic Field Tells Scientists How Its Interior Is Different from Earth's

July 30, 2014 — Mercury's interior is different from the Earth's interior in a way that explains Mercury's bizarre magnetic field, planetary physicists report. Measurements from NASA's Messenger ... read more

New Window Into High-Energy Processes on the Sun

July 9, 2014 — Understanding the sun from afar isn't easy. NASA's MESSENGER spacecraft -- which orbits Mercury, and so is as close as 28 million miles from the sun versus Earth's 93 million miles -- ... read more

Planet Mercury a Result of Early Hit-and-Run Collisions

July 8, 2014 — New simulations show that Mercury and other unusually metal-rich objects in the solar system may be relics left behind by hit-and-run collisions in the early solar system. The origin of planet ... read more

Mercury Passes in Front of the Sun, as Seen from Mars

June 11, 2014 — NASA's Curiosity Mars rover has imaged the planet Mercury passing in front of the sun, visible as a faint darkening that moves across the face of the ... read more

Because You Can't Eat Just One: Star Will Swallow Two Planets

June 2, 2014 — Two worlds orbiting a distant star are about to become a snack of cosmic proportions. Astronomers announced that the planets Kepler-56b and Kepler-56c will be swallowed by their star in a short time ... read more

Ancient Volcanic Explosions Shed Light on Mercury's Origins

Apr. 2, 2014 — The surface of Mercury crackled with volcanic explosions for extended periods of the planet's history, according to a new analysis. The findings are surprising considering Mercury wasn't ... read more

Mercury's Contraction Much Greater Than Thought, New Imaging Shows

Mar. 16, 2014 — New global imaging and topographic data from MESSENGER show that the innermost planet has contracted far more than previous estimates. The results are based on a global study of more than 5,900 ... read more

NASA Releases Images of Earth by Two Interplanetary Spacecraft

July 22, 2013 — Color and black-and-white images of Earth taken by two NASA interplanetary spacecraft on July 19 show our planet and its moon as bright beacons from millions of miles away in space. NASA's ... read more

NASA Interplanetary Probes to Take Pictures of Earth

July 18, 2013 — Two NASA spacecraft, one studying the Saturn system, the other observing Mercury, are maneuvering into place to take pictures of Earth on July 19 and ... read more

Where Do Astronauts Go When They Need 'to Go?'

July 10, 2013 — The first American man in space had no place "to go," and urinating in space was a tough problem for engineers to solve. A new article discusses the considerations necessary to accommodate ... read more

New Insights Into the Early Bombardment History on Mercury

July 5, 2013 — Astronomers have studied the surface of Mercury to better understand if the plains were formed by volcanic flows or composed of material ejected from the planet's giant impact ... read more
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