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Answer · 1908 Tunguska event

An iron asteroid that passed through the atmosphere on a grazing path and returned to space.

An iron asteroid that passed through the atmosphere on a grazing path and returned to space.

DisputedAnswers 1 questionPublished0

Where it stands

DisputedOne piece of evidence for, one against. It needs two reviews to be accepted.

What it predicts

  • No fragments or debris on the ground.
  • The shock wave's geometry fits a near-horizontal passage at 10–15 km.

What would rule it out

  • A trajectory inclination well above grazing, as the tree fall suggests, or debris on the ground.

Evidence 1 for · 1 against

The questions it answers

Most likelyA stony asteroid some 50–80 m across that broke up and exploded about 8.5 km up

Cite it

Mysteries Department. (2026). An iron asteroid that passed through the atmosphere on a grazing path and returned to space. [Answer ANS0D4ECE627XBC]. https://mysteriesdept.com/r/ANS0D4ECE627XBC
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