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Planetary

A guide to interesting stuff going on in space science, space exploration, and space advocacy.

  1. Hayabusa2 update: New views of Ryugu and corkscrew course adjustments

    Ryugu has continued to grow in Hayabusa2's forward view, resolving into a diamond-shaped body with visible bumps and craters! They've done hazard searches, optical navigation imaging, and measured the rotation rate at 7.6 hours.

  2. New report explores threat from near-Earth asteroids

    How dangerous are near-Earth asteroids, and what will we do if we find one headed toward Earth?

  3. Rotatin' Ryugu!

    Hayabusa2 continues to approach asteroid Ryugu, revealing the 900-meter-wide world in all its glory.

  4. The Mars Exploration Rovers Update Special Report: Opportunity Pummeled by Massive Dust Storm, Hunkers Down to Sleep

    Entrenched in the west rim of Endeavour Crater, veteran robot field geologist Opportunity is hunkered down in Perseverance Valley in a kind of hibernation mode.

  5. Dawn Journal: Spiralling Down

    Propelled by the perfect combination of xenon ions, hydrazine rocket propellant and adrenaline, Dawn is on the verge of its most ambitious exploits yet.