Latest Guest Blog Posts
On the sixth anniversary of leaving Earth to embark on a daring deep-space expedition, Dawn is very, very far from its erstwhile planetary residence. Now humankind's only permanent resident of the main asteroid belt between Mars and Jupiter, the seasoned explorer is making good progress toward the largest object in that part of the solar system, the mysterious dwarf planet Ceres.
With the recent announcement by NASA that the 36 year-old spacecraft Voyager 1 has officially entered interstellar space at a distance from the sun about four times further than Neptune's orbit, and with Voyager 2 not far behind, it seems worthwhile to explore how humans managed to fling objects so far into space.
The European Space Agency will announce two major science missions this November, one of which is likely to be devoted to solar system exploration.
On sol 3425 Opportunity "waded ashore" at Solander Point after crossing a sea of sand between here and Cape York. Cape York was an "island" remnant of the rim of Endeavour crater that Opportunity left back in May. Since then it has been driving south to the next largest and mountainous remnant of the crater rim, Solander Point.
Posted by Fran Bagenal on 2013/09/18 10:53 CDT
From October 6 to 11, two divisions of the American Astronomical Society - Planetary Science and History - are meeting together for a combined annual conference. There will be several opportunities for the public to participate: a free public talk, several webcast lectures, a special online event for the Juno flyby of Earth, and a pro-am workshop on how amateur astronomers can contribute to planetary science.