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Saturn’s north pole

28 February 2017 Stephen Clark

The north pole of Saturn sits at the center of its own domain. Around it swirl the clouds, driven by the fast winds of Saturn. Beyond that orbits Saturn’s retinue of moons and the countless small particles that form the ring.

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Star formation on filaments in RCW106

27 February 2017 Stephen Clark

Stars are bursting into life all over this image from ESA’s Herschel space observatory. It depicts the giant molecular cloud RCW106, a massive billow of gas and dust almost 12,000 light-years away in the southern constellation of Norma, the Carpenter’s Square.

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Mapping the family tree of stars

25 February 2017 Stephen Clark

Astronomers are borrowing principles applied in biology and archaeology to build a family tree of the stars in the galaxy. By studying chemical signatures found in the stars, they are piecing together these evolutionary trees looking at how the stars formed and how they are connected to each other.

News

The dawn of a new era for Supernova 1987A

24 February 2017 Stephen Clark

Three decades ago, astronomers spotted one of the brightest exploding stars in more than 400 years. The titanic supernova, called Supernova 1987A, blazed with the power of 100 million suns for several months following its discovery on Feb. 23, 1987.

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Nearby star is home to seven possibly-habitable planets

22 February 2017 Keith Cooper

Seven Earth-sized planets have been discovered orbiting a single ultra-cool dwarf star 40 light years away. Depending on atmospheric conditions, all seven could potentially be habitable, making the system a prime target for scientists hunting for another Earth.

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Watch NASA exoplanets announcement

22 February 2017 Astronomy Now

Watch live as NASA holds a news conference at the space agency’s headquarters in Washington, DC to announce new findings on exoplanets. The news conference begins at 6pm GMT.