system

Two million years ago, an encounter between the sun and something outside the solar system changed all life on Earth

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New research from Boston University and the Harvard Radcliffe Institute suggests that the Sun passed through a large hydrogen cloud two million years ago, directly impacting its protective heliosphere and may have forever changed all life on Earth. The evidence for this event and its effects on Earth’s climate also indicates that the location of … Read more

The Webb Telescope captures the massive asteroid collision in the neighboring star system

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SciTechDaily

Astronomers observed a giant asteroid impact in Beta Pictoris, using data from the Webb and Spitzer telescopes. The event, which occurred 20 years ago, provides new insights into early planetary formation in this young star system. (Artist’s concept.) Credit: NASA The new observations shed light on the unstable processes that form star systems like our … Read more