Mystery Deepens: New Study Shows Comets Don't Explain Odd Dimming of Kepler's 'Weird Star'

The mystery surrounding KIC 8462852 may not involve comets after all, but it is still an enigma for astronomers. Image Credit: NASA

The mystery surrounding KIC 8462852 may not involve comets after all, but it is still an enigma for astronomers. Image Credit: NASA/JPL-Caltech

As has been reported previously on AmericaSpace, and elsewhere, there is something weird going on around a star which is a little over 1,400 light-years away. Astronomers are still baffled as to […]

2015 in Review: A Year of Spectacular Planetary Missions and Discoveries

High-resolution view of Pluto from New Horizons, showing rugged mountains and vast icy plains. Image Credit: NASA/JHUAPL/SwRI

High-resolution view of Pluto from New Horizons, showing rugged mountains and vast icy plains. Image Credit: NASA/JHUAPL/SwRI

To say that 2015 has been a great year for planetary exploration would be an understatement, with fantastic new discoveries from around the Solar System. From our first ever close-up look at Pluto and its moons, to […]

First High-Resolution Images Released of Ceres from Dawn's New Lowest Orbit

One of the first new images taken in Dawn's lowest orbit around Ceres, showing the crater chain called Gerber Catena. Image credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

One of the first new images taken in Dawn’s lowest orbit around Ceres, showing the crater chain called Gerber Catena. Photo Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

NASA has released the first images of the dwarf planet Ceres from the Dawn spacecraft’s new lowest orbit. This is the closest view that Dawn will have of Ceres and its intriguing […]

Mystery Solved? Odd Bright Spots on Ceres Explained as Salt Deposits

False color view of Occator crater on Ceres, showing the unusual brights spots. Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

False color view of Occator crater on Ceres, showing the unusual bright spots. The image was taken by the framing camera on NASA’s Dawn spacecraft from a distance of about 2,700 miles (4,400 kilometers). Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

There now might be a definitive answer to a puzzle which has intrigued both scientists and the […]

NASA Developing New 'Chemical Laptop' to Search for Evidence of Alien Life

The "Chemical Laptop" being designed by NASA to help search for evidence of alien life elsewhere in the Solar System. Photo Credit: NASA

The “Chemical Laptop” being designed by NASA to help search for evidence of alien life elsewhere in the Solar System. Photo Credit: NASA

One of NASA’s primary objectives, and the one which most excites the general public, is the search for evidence of life elsewhere, whether in our own Solar System or on some […]

Rosetta Mission and Philae Lander Celebrate One Year Since Historic Touchdown on a Comet

From ESA: "Single frame enhanced NAVCAM image of Comet 67P/C-G taken on 12 November 2015." Note: This image was cropped for publication. Image Credit: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0

Artist’s concept of Philae on the surface of Comet 67P, with the Rosetta spacecraft orbiting overhead. Image Credit: CNES/DUCROS David/ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM

The European Space Agency’s (ESA) Rosetta mission continues to capture the world’s imagination one year following the historic touchdown(s) of its Philae lander. On Nov. 12, Philae surpassed its one-year […]

A Complex World: Pluto Discoveries Include Possible Ice Volcanoes, Varied Geology, and Weird Spinning Moons

Slide from the DPS meeting showing possible ice volcanoes on Pluto. Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

Slide from the DPS meeting showing possible ice volcanoes on Pluto. Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

Pluto is a small, cold world, but it is also turning out to be one of the most fascinating places in our Solar System – as reported today at the American Astronomical Society’s Division […]

Rosetta Detects Molecular Oxygen at Comet 67P, Adding to Year of Firsts

From ESA: "This single frame Rosetta navigation camera image of Comet 67P/Churyumov-Gerasimenko was taken on 18 October 2015 from a distance of 433 km from the comet centre. The image has a resolution of 36.9 m/pixel and measures 37.8 km across." Image Credit: ESA/Rosetta/NavCam (Note: This image has been cropped.)

From ESA: “This single frame Rosetta navigation camera image of Comet 67P/Churyumov-Gerasimenko was taken on 18 October 2015 from a distance of 433 km from the comet centre. The image has a resolution of 36.9 m/pixel and measures 37.8 km across.” Image Credit: ESA/Rosetta/NavCam (Note: This image has been cropped.)

The European Space Agency’s […]

The Kepler Discovery Controversy: Objects Orbiting New Star Likely Cometary Fragments, Not Aliens

Are the unusual objects around KIC 8462852 a giant swarm of comets or something else? Image Credit: NASA/JPL-Caltech/T. Pyle (SSC)

Are the unusual objects around KIC 8462852 a giant swarm of comets or something else? Image Credit: NASA/JPL-Caltech/T. Pyle (SSC)

There has been a lot of discussion during the past several days regarding a discovery by the Kepler Space Telescope, which, according to some, might be the first evidence for advanced extraterrestrial intelligence, or […]

Rosetta Scientists Answer Question of How 'Rubber Duck' Comet 67P Got Its Shape

Image from July 14, 2015 showing the double-lobed or "rubber duck" shape of Comet 67P and outgassing of water vapor, gas and dust. Image Credit: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0

Image from July 14, 2015, showing the double-lobed or “rubber duck” shape of Comet 67P and outgassing of water vapor, gas, and dust. Image Credit: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0

Comet 67P/Churyumov–Gerasimenko, or 67P, has been the focus of intense study by the Rosetta spacecraft since 2014. One of the key mysteries scientists […]