Astrophysical Journal

Curious tilt of the sun traced to undiscovered planet

Planet Nine—the undiscovered planet at the edge of the Solar System that was predicted by the work of Caltech's Konstantin Batygin and Mike Brown in January 2016—appears to be responsible for the unusual tilt of the sun, ...

dateOct 19, 2016 in Astronomy
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Cloudy nights, sunny days on distant hot Jupiters

The weather forecast for faraway, blistering planets called "hot Jupiters" might go something like this: Cloudy nights and sunny days, with a high of 2,400 degrees Fahrenheit (about 1,300 degrees Celsius, or 1,600 Kelvin).

dateOct 18, 2016 in Astronomy
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NGC 6624 cluster's advanced age in razor-sharp focus

An international team of astronomers, using the Gemini Multi-conjugate adaptive optics System (GeMS) and the high resolution camera GSAOI, brought the ancient globular cluster NGC 6624 into razor-sharp focus and determined ...

dateOct 12, 2016 in Astronomy
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