astronomy News — What Changed Today

Curated astronomy coverage from trusted open-web sources with AI summaries.

Latest on astronomy

Earendel (Astronomical Object)
Hacker Newsabout 21 hours ago

Earendel (Astronomical Object)

TodayLucid summary: Earendel is the most distant star ever detected, observed by the Hubble Space Telescope. Its light has traveled for 12.9 billion years to reach us, offering insights into the early universe.

A Jupiter-size planet that escaped its star's death
Ars Technica1 day ago

A Jupiter-size planet that escaped its star's death

TodayLucid summary: A Jupiter-size planet has been discovered that survived its star's red giant phase, a phenomenon not yet fully understood by scientists.

An orbiting disco ball gave Einstein’s theory its most precise test yet
Ars Technica2 days ago

An orbiting disco ball gave Einstein’s theory its most precise test yet

TodayLucid summary: A satellite, acting as a disco ball, has provided the most accurate test to date of Einstein's theory of general relativity, demonstrating how Earth's mass warps space-time.

Hacker News3 days ago

Star Just Ate a Planet, and It's Not Done Yet

TodayLucid summary: A star has consumed a planet and is expected to engulf more. The event was observed and is detailed in a New York Times science article.

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