Astronomers have traced a mysterious blast of X-rays to a star that, like a cosmic action hero, just refused to die.

The letter warns that the proposed FY2026 budget would halt dozens of missions, gut future programs and threaten U.S. leadership in space science.

The ringed giant had previously risen in the early morning and predawn hours as a "morning star."

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With a name like Mister Terrific, you better believe this mysterious masked man has a big reputation to live up to!

The spacecraft came within 354,000 miles (570,000 kilometers) of the planet.