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中国版“哈勃”可与空间站对接 视场是哈勃300倍

Along with the construction of a space station, China also plans to launch an independent optic...

哈利波特与混血王子 第23章（上）

Harry could feel the Felix Felicis wearing off as he crept back into the castle. The front door...

“三体”真实存在：科学家发现拥有三颗太阳的行星

“Star Wars” fans love Tatooine and its twin suns, but astronomers working with one ...

哈利波特与混血王子 第27章（上）

Once back under the starry sky, Harry heaved Dumbledore onto the top of the nearest boulder and...

哈利波特与混血王子 第28章（下）

Snape flicked his wand and the curse was repelled yet again; but Harry was mere feet away now...

哈利波特与混血王子 第29章（上）

“C ’mere, Harry . . .” “No.” “Yeh can’ stay here, H...

哈利波特与混血王子 第29章（下）

“You said Greyback attacked him?” Mr. Weasley asked Professor McGonagall distracted...

70年得以一见超级月亮 全世界的摄影师都疯了

Spectacular photographs of the biggest supermoon for generations are already being captured - a...

哈利·波特与死亡圣器 第31章（上）

The enchanted ceiling of the Great Hall was dark and scattered with stars, and below it the fou...