Category Archives: Stars

Stellar Death Blasts

This week I discuss types of supernovae, specifically relating to the scenario where “Hydrogen lines are prominent in Type II supernovae but absent in Type Ia.  Type Ia supernovae decline gradually for more than a year, whereas  Type II supernovae … Continue reading

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Flashy, Bizarre, Weird Degeneracy

Just in time for Halloween, my topic this week focuses on electron degeneracy pressure specifically to delve into how “A degenerate gas does not expand when the temperature increases as an ordinary gas does.” In 1923, Arthur Stanley Eddington derived … Continue reading

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Absolute Magnitude Luminates Absolutely

This week I want to discuss “What might cause the closer of two identical stars to appear dimmer than the farther one?” Apparent Magnitude: A measurement of the brightness of stars without regard to their distance from Earth. The scale … Continue reading

Posted in Astronomy, Constellations, Mathematics, Science, Sirius, Stars, STEM, Ursa Major, Vega | Tagged , , , , , , | Leave a comment

Solar Cycle Stranger Things

I’ve reached the halfway point through my Introduction to Astronomy class. This week marks the eighth week of fifteen, sixteen if you count the first week where we just spent time getting to know each other and exploring the textbook … Continue reading

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Backyard Observing

All last week, I looked forward to the weekend as a chance to get some astronomical observing accomplished. The weather forecast seemed too good to be true: Sunny and clear, highs in the mid 70s and lows in the 50s, … Continue reading

Posted in Aldebaran, Astronomy, Autumn, Clusters, Deep Sky, Seasons, Stars, Vega | Tagged , | 2 Comments

Autumn Arrives and Adventures in Astronomical Observing

Autumn arrived mid-week here in the Heart of America, but you wouldn’t have known it by looking at the weather forecast:  Mid 90s and moderately high humidity.  Also with the change of the seasons, I retired my FitBit Charge (or … Continue reading

Posted in Altair, Andromeda, Arcturus, Astronomy, Autumn, Clusters, Constellations, Deep Sky, Mars, Musings, Nebula, Neptune, Saturn, Seasons, Solar System, Vega | Tagged , , , | Leave a comment

Full Moon Merry Christmas

Tomorrow, just after six o’clock in the morning and just as the sun is rising, we’ll experience the first full moon to occur on Christmas Day since 1977.  I wasn’t even in high school yet in 1977 (although my husband … Continue reading

Posted in Arcturus, Astronomy, Comets, Mercury, Moon, Saturn, Seasons, Solar System, Winter | Tagged , , , , , , , | 1 Comment