June 25, 2021

Mars spacecraft safe after fortuitous comet encounter

October 20, 2014

A fleet of robotic spacecraft orbiting Mars got a front row seat to space history and lived to tell about it, giving scientists their first close-up look at a comet fresh from a cloud of primordial mini-worlds at the outer reaches of the solar system.

Comet’s flyby of Mars a boon for scientists

October 19, 2014

The red planet’s brush with Comet Siding Spring was a close encounter of the best kind for science, a once-in-a-lifetime chance to study a pristine remnant of the solar system’s birth 4.6 billion years ago as it makes its first and possibly last visit to the warmth of the inner solar system.

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