SpacePluto looms large, a day before New Horizons's closest approach The former planet is less than a day from its close-up, and it is already showing ice caps, streams of nitrogen and a bigger girth than expected ¿ìè¶ÌÊÓÆµ
SpaceSunlight could whip up water to slake lunar settlers' thirst Moonshine might need a new definition on the moon: sunshine falling on to frosty lunar rocks could distil water for future colonists ¿ìè¶ÌÊÓÆµ