Aliens exist, there’s no two ways about it. There are so many billions of stars out there in the universe that there must be all sorts of different forms of life. Will they be like you and me, made up of carbon and nitrogen? Maybe not. It’s possible they’re here right now and we simply can’t see them
— Read on www.theguardian.com/lifeandstyle/2020/jan/05/astronaut-helen-sharman-this-much-i-know