of life on other planets. but it was only in 1995 that we found the first planet outside our solar system. these exoplanets are hard to find. of course they are, they re relatively tiny. and so far they ve mainly been detected indirectly, either by the incredibly slight dimming of a star s light as a planet moves in front of it, or by the wobble of the star caused by something orbiting it. in the last 20 years we ve detected about 2000 exoplanets, but we haven t actually seen many at all. this is why. well, the planets are very, very faint compared to a star and they re very close to a star. the kind of planets where we might find life, an earth like planet orbiting a star would be 10 billion times fainter than a star. but if you can see the planets, you can start to look for evidence of life on their surfaces. what you need is something to block out the light of a star. what you need is a star shade. due to go into space in the middle of the next decade, it is a crazy soundi
cold. not an issue for the north east of england. you will have a glorious day with the best sunshine. more mander seeping a glorious day with the best sunshine. more manderseeping in eventually. ten or ii sunshine. more manderseeping in eventually. ten or 11 degrees. hello. this is bbc news, the headlines at half past three: britain signs a deal with turkey to develop fighterjets worth more than £100 million, it comes as talks continue towards a closer relationship post brexit. president trump signs an order banning all refugees from entering the united states, there s also a three month ban for citizens from seven muslim majority nations. tributes to one of britain s most respected and versatile actors, sirjohn hurt, who has died aged 77. now on bbc news, click. this week we re heading to space for a spot of sun, shade and. a freaky transforming monkey spider bot. we ve long fantasised about the possibility of life on other planets. but it was only in 1995 that we found th
monkey spider bot. we ve long fantasised about the possibility of life on other planets. but it was only in 1995 that we found the first planet outside our solar system. these exoplanets are hard to find. of course they are, they re relatively tiny. and so far they ve mainly been detected indirectly, either by the incredibly slight dimming of a star s light as a planet moves in front of it, or by the wobble of the star caused by something orbiting it. in the last 20 years we ve detected about 2000 exoplanets, but we haven t actually seen many at all. this is why. well, the planets are very, very faint compared to a star and they re very close to a star. the kind of planets where we might find life, an earth like planet orbiting a star would be 10 billion times fainter than a star. but if you can see the planets, you can start to look for evidence of life on their surfaces. what you need is something to block out the light of a star. what you need is a star shade. due to go in
because of a hamstring strain. the bath player will be out for three to four weeks, with grand slam winners england beginning their title defence that s all from sportsday. there ll be more sport on the bbc news channel throughout the evening. we ve long fantasised about the possibility of life on other planets. but it was only in 1995 that we found the first planet outside our solar system. these exoplanets are hard to find. of course they are, they re relatively tiny. and so far they ve mainly been detected indirectly, either by the incredibly slight dimming of a star s light as a planet moves in front of it, or by the wobble of the star caused by something orbiting it. in the last 20 years we ve detected about 2000 exoplanets, but we haven t actually seen many at all. this is why. well, the planets are very, very faint compared to a star and they re very close to a star. the kind of planets where we might find life, an earth like planet orbiting a star would be 10 billion
we ve long fantasised about the possibility of life on other planets. but it was only in 1995 that we found the first planet outside our solar system. these exoplanets are hard to find. of course they are, they re relatively tiny. and so far they ve mainly been detected indirectly, either by the incredibly slight dimming of a star s light as a planet moves in front of it, or by the wobble of the star caused by something orbiting it. in the last 20 years we ve detected about 2000 exoplanets, but we haven t actually seen many at all. this is why. well, the planets are very, very faint compared to a star and they re very close to a star. the kind of planets where we might find life, an earth like planet orbiting a star would be 10 billion times fainter than a star. but if you can see the planets, you can start to look for evidence of life on their surfaces. what you need is something to block out the light of a star. what you need is a star shade. due to go into space in the mid