22 June 2025
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Video: Mission control celebrates separation but anxiety builds over landing

12 November 2014 Astronomy Now

Paolo Ferri, ESA’s Head of Mission Operations, expresses relief at the apparently successful release of Philae from the Rosetta mothership but the potential loss of a crucial touchdown system has caused increased anxiety about the landing.

  • Comet
  • comet 67P/Churyumov–Gerasimenko
  • Philae
  • Rosetta

Related Articles

Observing

See Comet 45P’s close brush with Earth in the pre-dawn sky

9 February 2017 Ade Ashford

Comet 45P/Honda–Mrkos–Pajdušáková passes just 0.08318 astronomical units (7.73 million miles, or ~32 lunar distances) from Earth on the morning of 11 February. Early risers can catch the magnitude +7 comet speeding through the constellations of Hercules, Corona Borealis (CrB) and Boötes at up to 9 degrees/day.

News

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.

News

Get ready for Comet Lovejoy!

29 December 2014 Ade Ashford

C/2014 Q2, better known as Comet Lovejoy, is brightening fast and rapidly heading into the Northern Hemisphere sky. Here’s our quick guide to viewing what will hopefully be the first naked-eye comet of 2015.

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News Headlines

  • universe
    Is the Hubble Tension Resolved?
    9 June 2025
  • The Universe
    Universe’s end – sooner rather than later
    16 May 2025
  • T Coronae Borealis
    A faint star will reveal itself as it throws a hissy-fit
    26 March 2025
  • Saturn
    Saturn’s Rings to “Disappear”
    24 March 2025
  • Big Bang
    The Lithium Problem
    17 March 2025
  • Home
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      • August last issue
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  • Reviews
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  • Spaceflight Now
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