Stargazing Live

As British astronaut Tim Peake exits the safety of the International Space Station for his very first spacewalk, Brian Cox and Dara O Briain watch him every step of the way in this Stargazing Special. They are joined by someone with a unique insider's view and who has done this himself, astronaut and former Space Station commander Chris Hadfield. Find out about the perils that Tim is facing and what is really going on as he carries out time-critical emergency repairs in the dangerous vacuum of space.

Brian Cox and Dara O Briain return for their third night celebrating space and astronomy, with more updates from British astronaut Tim Peake. This time they explore what keeps Tim and his International Space Station crew-mates safe in the hazardous environment of space. Brian and Dara also welcome a very special guest to take the gravity challenge - and find out what it would feel like to walk on Mars and the Moon. Roving reporter Liz Bonnin once more reports live from the European Astronaut Centre in Cologne, where she tests whether comedian John Bishop has the 'right stuff'. A lifelong astronomy fan, John will be strapped into a giant centrifuge machine to experience how future astronauts will simulate gravity during missions into deep space. Brian and Dara are joined in the studio by Dame Jocelyn Bell-Burnell, to hear how she discovered the first pulsar star - giving astronomers all over the world one of their most precious tools for studying the universe. They also find out whether Stargazing viewers have discovered any new pulsars in their three-night search, training Jodrell's famous telescope onto them to reveal exactly what has been discovered, and how much that means to astronomers.

Brian Cox and Dara O Briain return for their second night celebrating space and astronomy, with more updates from British astronaut Tim Peake as he tackles his six-month scientific mission, 250 miles above the Earth. Brian and Dara also explore the amazing engineering behind the International Space Station, demonstrating the catastrophic impact that ordinary atmospheric pressure can have on a space ship. Roving reporter Liz Bonnin reports live from the European Astronaut Centre in Cologne, where she is testing whether comedian John Bishop has the 'right stuff'. A lifelong astronomy fan, John will be following astronaut Tim Peake's training programme over three nights - tonight, what happens if there is an emergency on the Space Station. Brian and Dara are joined in the studio by European Space Agency director general Jan Woerner to explore Europe's ambitions for colonising the Moon, and they reveal which parts of the UK most resemble other planets in the Solar System. They have updates from the Hubble Space Telescope on its 25th anniversary, and also from the Rosetta mission, which landed on a distant comet in 2014. Meanwhile, Professor Lucie Green is on hand to guide you around the night sky.

Brian Cox and Dara O Briain return for another celebration of space and astronomy. This series they talk to British astronaut Tim Peake as he orbits 250 miles above the Earth. Tim reveals how he is settling into life on the International Space Station just one month after his launch into space. Brian and Dara also attempt to make a garden shed fly, as they explore what keeps the ISS in space. Roving reporter Liz Bonnin reports live from the European Astronaut Centre in Cologne, where she finds out whether comedian John Bishop has the 'right stuff'. A lifelong astronomy fan, John will be following astronaut Tim Peake's training programme over three nights, starting with a live, simulated space-walk - underwater. Brian and Dara are joined in the studio by NASA scientist Carly Howett to enjoy some spectacular new views from the surface of Pluto, as well as exploring some of the biggest planets and stars in the universe. They will also be asking for your help to find new pulsars - spinning stars that are heavier than the Sun, yet smaller than Manchester. Meanwhile, Professor Lucie Green will be on hand to guide you around the night sky and to show you how to photograph the International Space Station.

After the country stopped to enjoy the solar eclipse, Dara O Briain and Brian Cox are live at Jodrell Bank for a final 30 minutes of Stargazing to answer viewers' questions with the help of special guests. They also highlight the dates in 2015 when the night sky will provide the greatest show on Earth.

With the solar eclipse just hours away, Dara O Briain, Brian Cox and special guest experts are back at Jodrell Bank to answer viewers' questions. Apollo 11 astronaut Buzz Aldrin is on hand to explain why he believes humans must walk on the surface of Mars.

The countdown to the solar eclipse continues. Brian Cox and Dara O Briain are joined at Jodrell Bank Observatory by legendary Apollo astronaut Buzz Aldrin, along with Dr Matt Taylor, who updates them on the European Space Agency's Rosetta mission after last year's groundbreaking touchdown on comet 67P. Liz Bonnin reports live from the Faroe Islands as she steps up her mission to take to the skies and beam back the most spectacular images of Friday's solar eclipse. The team reveals how to view the eclipse safely and Brian ponders how the movements of our solar system mean we can predict the next eclipse to the second. Dara investigates whether asteroid mining might be the next booming market and Dr Lucie Green has news of the very rare appearance of five planets during the daytime.

Brian Cox and Dara O Briain host their final night of stargazing from Jodrell Bank Observatory where, following the day's extraordinary events, they have exclusive images from the solar eclipse. Brian also reveals the latest discoveries and solar secrets of our nearest star, whilst Liz Bonnin discovers how a new generation of missions to the sun will fly closer than ever before.

Brian Cox and Dara O Briain raise the stakes in the final night of their astronomy extravaganza, and reveal the results of their viewers' challenge to find undiscovered galaxies at the edge of space.

Brian Cox and Dara O Briain host the second night of their three-day stargazing extravaganza from Jodrell Bank Observatory, where they are joined by two generations of astronauts. Walt Cunningham was one of the first ever crew to fly an Apollo spacecraft into orbit, while Commander Chris Hadfield recently returned from months aboard the International Space Station.

This time the team have taken on an astonishing challenge - to capture one of the top highlights of the solar system - the mysterious and elusive northern lights. But will the lights reveal themselves? Liz Bonnin reports live from within the Arctic Circle, joining aurora researchers in northern Norway, who will help her unravel the secrets of this eerie spectacle.

On the final night of their astronomical adventure, Brian and Dara discuss meteors, comets and asteroids and reveal how studying them reveals information about the origins of life on Earth. Meanwhile, Liz Bonnin meets the NASA team tasked with tracking any space objects on a collision course with Earth. The results of the experiment carried out by the Stargazing viewers - to explore an uncharted area on the surface of Mars - are also revealed.

Dara and Brian's journey through the night sky continues with a look into the distant past, explaining how it is possible to chart the history of the universe by looking million of light years out into the depths of space. Meanwhile, Mark Thompson reveals what can be learned from the colours of the stars. At NASA, Liz Bonnin meets the team building the largest space telescope in the world, an instrument that's 100 times more powerful than the Hubble.

Dara O Briain and Professor Brian Cox celebrate our amazing night sky. They kick things off with the search for evidence of life on Mars and ask viewers for help to explore an uncharted area of the red planet's surface. Liz Bonnin reports live from NASA mission control to find out the latest findings of the Curiosity Rover, whilst Mark Thompson offers tips on how to observe the moons of Jupiter.

On the final night of their astronomical adventure, Prof Brian Cox and Dara O Briain discuss aliens, extra terrestrial life and the hunt for new worlds far outside our solar system. They also find out if they've been successful in their quest to find their own Stargazing planet.

Dara and Brian's journey through the night sky continues with a look at black holes, the most mysterious and destructive objects in the whole universe. Liz Bonnin finds out how our galaxy the Milky Way was formed and Mark Thompson investigates the problems that are caused by light pollution.

Dara O Briain and Professor Brian Cox return to celebrate the wonder of our amazing night sky.

Jonathan Ross joins Professor Brian Cox and Dara O Briain at Jodrell Bank, home of one of Britain's biggest telescopes, for an hour of live stargazing.

In the second of three live programmes, Professor Brian Cox and Dara O Briain look at images of the partial eclipse of the sun and investigate how stars are born.

Join Professor Brian Cox and Dara O Briain to wonder at the night sky, with extraordinary images beamed in from telescopes across the globe. Learn how to observe and take pictures over three busy days in the celestial calendar, with a meteor shower, a partial eclipse of the sun and the biggest planet in our solar system, Jupiter, burning bright.

To celebrate the Apollo moon landing's 50th anniversary, Professor Brian Cox and Dara O Briain travel to where the historic Apollo 11 mission began – Cape Canaveral in Florida. They hear first hand from astronaut general Charlie Duke what it was like to guide Neil Armstrong and Buzz Aldrin to the surface of the Moon in the Lunar Lander and how he followed in their footsteps three years later. They also look at the most exciting new developments and, with privileged access, they broadcast from the top of launch tower that is being prepared for crewed missions and from the assembly line of a spacecraft factory. They are joined by astrophysicist and medic Dr Kevin Fong and mathematician Dr Hannah Fry, who explore the latest developments in human space flight - from cutting-edge spacewalk technology to a future Mars buggy.

Highlights from the day's spacewalk featuring Tim Peake, the first spacewalk performed by a British astronaut, with studio guest Chris Hadfield.

Brian Cox and Dara O Briain are joined by a panel of stellar guests to delve deeper into the universe after a night of Stargazing Live. NASA's Carly Howett discusses 2015's New Horizons mission to Pluto, sharing some of the astonishing discoveries made possible by the images and data still being sent back from the probe. Also in the studio, Professor Chris Lintott explores the strange world of pulsars - spinning stars that are heavier than the Sun, yet smaller than Manchester - and explains how Stargazing viewers can make their own contribution to astronomy by discovering new ones over the next three nights. The panel will be answering viewers' questions, as well as enjoying their photographs of the night sky, including the International Space Station.

Professor Brian Cox and Dara O Briain present live coverage of British astronaut Tim Peake's arrival at the International Space Station. At the Science Museum in London they are joined by astronauts including former ISS commander Chris Hadfield and Helen Sharman, who can give them the low down on the journey through space, life aboard and what Tim will face from his very first night on the ISS. Plus Dallas Campbell reports live from Kazakhstan with Tim Peake's first phone call home from space.