Disk galaxies, like our own Milky Way galaxy, commonly consist of both a thick and thin disk of stars—each with different ...

Just last week, for instance, the Hayden Planetarium at the American Museum of Natural History (AMNH) in New York City ...

Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

CAPE CANAVERAL, Fla. — Astronomers have revealed a nearby spiral galaxy in all its brilliant glory, shining in thousands of ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

This spectrograph map, generated from data collected by NASA's New Horizons probe, depicts the relatively uniform brightness of the ultraviolet "Lyman-alpha" background surrounding our Sun and its ...

The NASA New Horizons spacecraft's extensive observations of Lyman-alpha emissions have resulted in the first-ever map from the galaxy at this important ultraviolet wavelength, providing a new ...

This story was adapted from a version published by the Southwest Research Institute. Read the original story here. The NASA New Horizons spacecraft’s extensive observations of Lyman-alpha emissions ...

A 3D map of the Milky Way’s Local Hot Bubble (LHB) created from eROSITA data reveals a low-density region around the solar system, heated by ancient supernovas.

Understanding the solar system's local bubble. The eROSITA telescope, the primary instrument of the Spectrum-Roentgen-Gamma (SRG) mission launched in 2019, is the ideal instrument to tackle this ...

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The solar system will continue traveling through the Local Bubble for another 10 million to 20 million years. ... New Horizons' new map of the galaxy | Space photo of the day for April 30, 2025.