Tags » Brown Dwarf
Is lightning a phenomenon only occurring on Earth? Or is it universal? How can the knowledge we learnt from Solar System lightning help with discovering lightning on exoplanets and to understand these very different worlds? 1,194 more words
For the first time ever we have discovered clouds of water around an astronomical body outside of our solar system. WISE 0855 is a brown dwarf about 7 light years from earth, so extremely close in cosmic terms, and was first discovered in 2014. 447 more words
Астрономия, статия на деня: първият спектър на WISE 0855-0714 – кафявото джудже на което можете да карате ски
Според различни оценки температурата на WISE 0855-0714 (https://en.wikipedia.org/wiki/WISE_0855%E2%88%920714) е в границите 225-260 градуса по скалата на Келвин, което съответствува на -48 до -13 градуса по скалата на Целзий. 139 more words
Astronomers have measured the rotation rate of a “super-Jupiter” exoplanet four times the mass of Jupiter by observing changes in brightness in its atmosphere.
The observations were done with NASA’s Hubble Space Telescope, and it marks the first ever measurement of rotation by direct imaging for an exoplanet. 415 more words