Mars – Page 30 – Astronomy Now

Comet dust ionises Mars’ atmosphere

10 November 2014 Keith Cooper

A comet that flew close to Mars showered the red planet with fine cometary dust, according to observations by a trio of spacecraft.

Curiosity Mars rover sees Comet Siding Spring pass by

6 November 2014 Astronomy Now

An animation of comet C/2013 A1 Siding Spring captured by NASA’s Curiosity Mars rover as the comet passed near the red planet.

Curiosity Mars rover finds mineral match with orbiter

5 November 2014 Astronomy Now

Reddish rock powder from the first hole drilled into a Martian mountain by the Curiosity rover has yielded the mission’s first confirmation of a mineral mapped from orbit.

Curiosity rover shows off its tattoo

1 November 2014 Astronomy Now

NASA’s Curiosity Mars rover captured an image of the ‘tattoo’ on its arm, with the rocks at the base of Mount Sharp as a backdrop.

Hubble creates view of Comet Siding Spring alongside the red planet

23 October 2014 Astronomy Now

This composite Hubble Space Telescope image captures the positions of comet Siding Spring and Mars in a never-before-seen close passage of a comet.

Mars spacecraft safe after fortuitous comet encounter

20 October 2014 Stephen Clark

A fleet of robotic spacecraft orbiting Mars got a front row seat to space history Sunday 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.

Amateur astronomers have ringside seats for cometary close encounter

18 October 2014 Mark Armstrong

Amateur astronomers around the globe have a ringside seat as Comet 2013 A1 (Siding Spring) hurtles through space en route to an incredibly close encounter with the planet Mars on Sunday, 19 October.

Mars probes will hide from comet dust

17 October 2014 Keith Cooper

This Sunday, a comet will come closer to Mars than any other comet has ever been seen to approach a planet without actually hitting it, sending our assorted spacecraft orbiting the red planet running for cover.

Mars versus the comet

17 October 2014 Keith Cooper

A flotilla of spacecraft orbiting Mars will be turning their instruments in two directions – one towards Comet Siding Spring, and the other towards Mars itself, to find out what happens when a planetary atmosphere brushes against the fuzzy atmosphere of a comet.

Comet Siding Spring Animation

16 October 2014 Astronomy Now

This animation shows Comet Siding Spring’s path as it comes within 132,000 kilometres (82,000 miles) of Mars on 19 October 2014.