![This May 18, 1969 photo made available by NASA shows Earth from 36,000 nautical miles away as photographed from the Apollo 10 spacecraft during its trans-lunar journey toward the moon. In March 2021, the U.S. space agency announced that new telescope observations have ruled out any chance of the asteroid Apophis colliding with Earth in 2068. (NASA via AP)](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/N6LEF6PS2QGV72USOAMHID4LYM.jpg?smart=true&auth=a1c2a30a57b970781fa9dca33ed3b70ce3f50d92460dbf6829c21492b9261f2b&width=400&height=225)
Nasa will launch a spacecraft on Wednesday that will study the Earth's climate and oceans. AP
Nasa will launch a spacecraft on Wednesday that will study the Earth's climate and oceans. AP
Nasa to launch spacecraft that monitors Earth's oceans and climate
Lift-off aboard a SpaceX rocket is expected on February 7