The biggest piece of Mars on Earth is going up for auction in New York : NPR

A Martian meteorite said to be the largest piece of Mars on Earth, estimated at $2…

Ancient interstellar object 3I/ATLAS offers first glimpse into thick disk comet chemistry

Interstellar comet 3I/ATLAS (C/2025 N1) is now at the center of a coordinated international observational effort.…

Today in 2015: New Horizons at Pluto

View larger. | When New Horizons arrived at Pluto in 2015, it found this large heart-shaped…

[release] The Schedule of the S-310-46 Sounding Rocket Experiment [Rescheduled] (Japanese Only)

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We may have finally solved an ultra-high-energy cosmic ray puzzle

An artistic rendering based on a real image of the IceCube neutrino detector at the South…

The ARRL Solar Report

07/11/2025 Spaceweather.com reports solar activity was at low levels with only C-class flares observed.  The largest…

'Tripp' Owens, N4NTO, Silent Key

Ambrose “Tripp” L. Owens, III, N4NTO, passed away on July 4, 2025. He was 57 years…

Special Call Signs for this year’s International Amateur Radio Union (IARU) Contest

07/11/2025 Amateur radio operators in Puerto Rico will represent the United States in a worldwide amateur…

Putting the X-59 to the Test

Researchers from NASA and the Japanese Aerospace Exploration Agency (JAXA) recently tested a scale model of…

Great Numbers Stacking Up for 2025 ARRL Field Day

07/11/2025 The numbers for 2025 ARRL Field Day continue to grow. As of today, July 10,…