In this task, given a sentence in the English language, your task is to convert it into the Japanese language.
One example: Test subjects will be administered either a placebo or PA-457 that will be taken in combination with the medication they already take.
Solution is here: 被験者は、彼らがすでに服用している薬剤と一緒に偽薬またはPA-457を与えられる。
Explanation: The above sentence is correctly translated from English to Japanese.

Now, solve this: From this impact, scientists hope to be able to detect any water ice or vapor using the LCROSS satellite which will crash land nearby four minutes later.
Solution:
この衝撃から、科学者たちは、約4分後に地表に衝突するLCROSS衛星を使って水の氷や蒸気の存在に気付けることを期待している。