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APOD: 2025 August 3 – Milky Way and Exploding Meteor

APOD: 2025 August 3 – Milky Way and Exploding Meteor

30 de julho de 2026
há cerca de 2 horas
APOD: 2025 August 3 – Milky Way and Exploding Meteor

APOD

Astronomy Picture of the Day

Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

A starscape is shown with the central band of the Milky Way Galaxy running down the center. Just to the left of the Milky Way is a bright meteor. In the three frame time-lapse image, the meteor explodes and gas and dust drift away. Please see the explanation for more detailed information.

Milky Way and Exploding Meteor

Explanation: In about a week the Perseid Meteor Shower will reach its maximum. Grains of icy rock will streak across the sky as they evaporate during entry into Earth's atmosphere . These grains were shed from Comet Swift-Tuttle . The Perseids result from the annual crossing of the Earth through Comet Swift-Tuttle 's orbit, and are typically the most active meteor shower of the year. Although it is hard to predict the level of activity in any meteor shower , in a clear dark sky an observer might see a meteor a minute. This year's Perseids peak just a few days after full moon , and so some faint meteors will be lost to the lunar skyglow . Meteor showers in general are best seen from a relaxing position , away from lights. Featured here is a meteor caught exploding during the 2015 Perseids above Austria next to the central band of our Milky Way Galaxy .

Date August 3, 2025
Credit Image Credit & Copyright: Andre van der Hoeven
Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP)
A service of: ASD at NASA / GSFC,
NASA Science Activation & Michigan Tech. U.

NASA

Agência Espacial Americana

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