Astronomy on MSN
Michael’s Miscellany: Observe Herschel’s Spiral Cluster
The celestial object described is an open cluster, NGC 7789, possessing an apparent magnitude of 6.7 and located between 5th-magnitude Sigma Cassiopeiae and 6th-magnitude Rho Cas, known by several ...
New research reveals that just ten minutes of vigorous exercise can trigger biological changes in the bloodstream that may ...
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