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Health & Science3h 24m ago

Grains of stardust 7 billion years old, predating the Sun itself, were found inside the Murchison meteorite that fell in Victoria, Australia, in 1969.

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Murchison, Victoria, Australia

Who
cosmochemist Philipp Heck
What
Grains of stardust 7 billion years old, predating the Sun itself, were found inside the Murchison meteorite that fell in Victoria, Australia, in 1969.
When
Wed, 17 Jun 2026 03:10:14 GMT · 3h 24m ago
Where
Murchison, Victoria, Australia ·
Why
The grains of silicon carbide condensed in dying stars roughly 7 billion years ago and drifted through interstellar space before being swept into the cloud that formed the Sun.
The Frontline Impact

How this affects you

This discovery provides physical evidence that star formation in the galaxy is characterized by bursts, not a constant rate, and offers insights into the conditions before our solar system formed.

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