• A five star, doubly-eclipsing star system discovered

    Astronomers at the Open University have discovered the first quintuple star system containing two eclipsing binary stars. While scientists think that about a third of stars are found in pairs or multiple systems, to find five stars connected to each other is very rare.T

  • Neptune’s badly behaved magnetic field modelled in detail

    A team of scientists at the Imperial College London have combined 26-year old data with supercomputer simulations and for the first time modelled Neptune's magnetic field in detail. The researchers find that the furthest planet from the Sun has a badly behaved

  • Species endangered by agricultural landscapes

    According to a research led by the University of Exeter, in which bird populations across cultivated mango orchards and natural habitats in the Kruger to Canyons Biosphere region in South Africa was monitored, replacing a natural habitat with a agricultural landscape ca

  • Strong strombolian explosion at Batu Tara, Indonesia

    The following video, captured by Volcano Discovery, shows strong strombolian explosion from Batu Tara volcano, Flores Sea, Indonesia on the evening of July 2, 2015.The eruption is preceded by a gradual build-up with increasing degassing and rockfalls as a result of infl

  • Auroral substorms on Jupiter are not caused by the solar wind, alone

    A previous Picture of the Day published in late 2012 quoted Jonathan Nichols from the University of Leicester:“The main aurora oval on Jupiter we think should dim when the solar wind blows harder, but what we see is that actually gets brighter, which is totally