中国空间站基本结构已经建成了,下一步就要发射巡天空间望远镜了。关于巡天望远镜,大家都惊讶于它的性能参数,单次观测范围达到哈勃望远镜300倍,因此有些人认为巡天望远镜是最先进的空间望远镜,真是这样吗?我是东城观星,应粉丝之约,讲讲巡天望远镜。
巡天望远镜则不一样,它直接跟中国空间站伴飞,随时可以跟空间站交会对接。中国空间站长期有人值守,航天员随时可以出舱维护望远镜,维护成本远低于哈勃和韦伯。补加燃料也很方便,空间站和货运飞船都可以给望远镜补加燃料。不出意外的话,中国巡天望远镜也有可能实现30年以上的工作寿命。
巡天望远镜最大的优势是视场面积大,不是菜市场的市场,而是观测范围,能达到哈勃望远镜的300倍。这个优势可以让巡天望远镜在更短的时间内对整个天空进行扫描。完成全天空扫描的时间,最多是哈勃望远镜的300分之一。也就是说哈勃望远镜在有生之年无法完成的全天空扫描,中国的巡天望远镜很容易实现。据报道它可以在不到十年的时间里面完成40%以上,后续很可能拿到全天空的扫描图。尽快得到宇宙的全景图像,对于人类研究暗物质、暗能量这些未知的宏观事物会有很大的帮助。所以,中国的巡天望远镜很可能会得到影响人类科学发展史的重大发现。
对2023年可能发生的世界科技热点事件,多家国际主流媒体进行了展望,均把中国空间站工程巡天望远镜(即“中国巡天空间望远镜”,英语简称“CSST”)列入其中,认为它的飞天将与美国发射新型火箭、启动小行星采矿任务等成为人类探索或利用太空新的年度里程碑。
左图为大视场巡天望远镜效果图;右图为正在**中的青海省海西州冷湖镇赛什腾山天文台址和大视场巡天望远镜圆顶。中国科大供图
《赤心巡天》连载于起点中文网,描写主角姜望被好友**藏身于道观之中,适时,楚国天骄左光烈经过并被人布阵截杀,姜望继承其遗物复仇成功,开始修道的漫漫生涯的故事。
巡天简介内容
一个天为父地为母的孤儿,最大的梦想就是要有超长的寿命,花不完的灵石,在与几个#####过着悠哉游哉的日子,可一次意外,主角张小鱼踏上了残酷的修真世界,微微洞悉了自己的身世,父母究竟是生是死,是否还有家人?一个红粉少女,却是一头被##千年刚刚脱困的僵尸,一个人孤独的行走,善良,貌美,又天生与幽魂亲近,她究竟有着怎么样的过去?一个千年前的傲视狂魔,不知道自己为何重生,厌倦了杀戮的他,又要以什么样的方式活着?天地被封,灵气日渐匮乏,各国为了争夺修炼资源战祸四起。一条开天之路是所有修士共同向往。是有圣人的力量才能劈开
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