News

NASA’s new planet hunter starts work

30 July 2018 Stephen Clark

NASA’s newest observatory in space has started its search for planets around other stars as astronomers zero in on worlds that are ripe for research by follow-up missions like the James Webb Space Telescope.

News

Webb telescope’s launch delayed until 2020

28 March 2018 Stephen Clark

Blaming a slew of technical snags and “avoidable errors,” NASA officials said Tuesday that the launch of the James Webb Space Telescope, already years behind schedule, will be delayed to 2020, potentially pushing the mission’s development cost above an $8 billion cap mandated by Congress.

News

Asteroid missions on track to reach their destinations in 2018

18 January 2018 Stephen Clark

Pioneering spacecraft from NASA and the Japanese space agency promise to reveal two unexplored asteroids later this year, officials said Wednesday, beginning surveys that will culminate in daring descents to capture samples for return to Earth, where eager scientists await a hands-on look at the specimens.

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An interview with David Grinspoon

28 December 2017 Astronomy Now

As part of the new Gravity Assist podcast, NASA’s Director of Planetary Science Jim Green interviewed David Grinspoon of the Planetary Science Institute in Arizona about the planet Venus and what makes the second world from the Sun so hellish compared to Earth.