New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

With an assist from the NEID spectrograph, a team of astronomers have confirmed the existence of exoplanet Gaia-4b—one of the ...

The planet, dubbed TOI-6038A b, is a dense sub-Saturn size with a mass of 78.5 Earth masses and a radius of 6.41 Earth radii ...

In a significant development, a team of scientists from the Physical Research Laboratory (PRL), Ahmedabad, have discovered a ...

Using in part the NEID spectrograph mounted on the WIYN 3.5-meter Telescope at the U.S. National Science Foundation Kitt Peak ...

The instrument is the Prime Focus Spectrograph, and it is one of the flagship instruments in the next era of the Subaru Telescope. The spectrograph will collect light across the visible and some ...

Scientists at the Physical Research Laboratory (PRL) in Ahmedabad have made a significant discovery, identifying a new ...

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The ESA’s Gaia mission mapped the positions and velocities of stars with extreme precision by measuring about one billion ...

114, No. 792 (February 2002), pp. 153-168 (16 pages) ABSTRACT We discuss the design and performance of TEXES, the Texas Echelon Cross Echelle Spectrograph. TEXES is a mid‐infrared (5–25 μm) ...