• Active volcanoes in the world: July 1 – 7, 2015

    New activity/unrest was observed at 5 volcanoes from July 1 – 7, 2015. During the same period, ongoing activity was observed at 18 volcanoes. New activity/unrest: Fuego, Guatemala | Hakoneyama, Honshu (Japan) | Raung, Eastern Java (Indonesia) | Sangeang Api, Indonesi

  • 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

  • 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

  • Final ‘all clear’ for historic July 14 Pluto flyby

    Having found no potential threats on the way, NASA's New Horizons spacecraft stays course to Pluto, as it speeds closer to it's historic July 14, 2015 flyby of Pluto and it's five moons. Launched from Cape Canaveral on January 19, 2006, New Horizons woke up

  • Night sky guide for July 2015

    A spectacular conjunction of Venus and Jupiter will be visible on July 1 with the two planets appearing extremely close, only 0.3 degrees apart.Several weak meteor showers this month will set stage for Perseids, one of the most popular annual meteor showers expected to

  • Venus – volcanically active Solar System body?

    Scientists working for the ESA's Venus Express mission have recently presented the best evidence yet for existence of active volcanoes on planet Venus. Previous radar missions have revealed Venus to be covered in volcanoes and lava flows and it is long assumed that

  • Hakoneyama volcano activity rises to a new level, Japan

    The Japan Meteorological Agency (JMA) has raised the eruption warning of Hakoneyama volcano from level 2 to 3 on Tuesday, June 30, 2015 following a small scale eruption. Authorities evacuated about 40 people from nearby hot spring tourist resort and further limited acce

  • Alert level raised after Raung volcano erupts, Indonesia

    After an increase in volcanic activity which started on June 21, Raung volcano in East Java, Indonesia erupted late Sunday, June 28, causing ash to land in villages about 10 km away from the crater.Authorities raised the alert level from 'waspada' (alert) to &#3

  • Watching meteors from space: Meteor investigation camera destroyed, again

    Eight months after a catastrophic failure of Orbital Cygnus mission to the International Space Station, in which supplies for the Meteor mission were lost, a new special camera was built and is now ready for lift off.Currently scheduled to launch on June 28, 2015, the