NanoSail-D Stories
Hubble Glimpses Merging Galaxy Clusters
2 min read
This NASA Hubble Space Telescope image features a galaxy cluster, called CL0016+1609 or MACS J0018.5+1626, that is very bright at X-ray wavelengths and is one of the most extensively studied clusters at X-ray and radio wavelengths. The X-ray observations of…
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El Niño Is Underway
4 min read
Satellite observations of sea surface height indicated that the 2026 event continued to strengthen in early June.
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Search for Hidden Cosmic Companions in Sun’s Backyard
2 min read
Some stars have planets. Others are orbited by brown dwarfs, balls of gas too massive to be planets, but too low-mass to be stars. Astronomers love these brown dwarf-star pairs because being paired with a star helps reveal a brown…
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