Might the solar system harbor not just one, but two unknown planets? A fresh study of the Kuiper Belt’s structure has revived ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

Stargazers using telescopes should be able to see the object in the predawn sky beginning Nov. 11, according to EarthSky.

Nov. 5 — Full moon, the “beaver moon” and the “hunter's moon,” another super moon At this position in the moon’s orbit around ...

A trio of meteor showers sends flashes of light across our skies this month, and the first week will feature the largest and ...

The hold-down firing of the first stage engines was the final major test of the New Glenn rocket before launch day. Blue ...

2024 may have been Earth's hottest year in at least 125,000 years, according to a grim climate report published Wednesday (Oct. 29) that describes our world as "on the brink" and warns its "vital ...

天文学家发现太阳系可能存在“第10颗行星”——Planet Y，其大小与地球相近，距离太阳比“第9行星”更近。通过分析50颗柯伊伯带天体轨迹，科学家找到关键证据，维拉望远镜或将进一步证实，带你了解这一发现。 近十年来，天文学家一直在寻找太阳系的第九 ...