Martian Dust, an Isolated Black Hole and 3D Nebulae

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JWST Survives Micrometeoroid – NASA’s James Webb Space Telescope (JWST) team revealed that a micrometeoroid hit one segment of its primary mirror, causing a very slight degradation in its image. The impacting object was roughly the size of a dust particle, but still a bit larger than pre-launch estimates predicted should hit the mirror during the lifetime of the telescope.… Continue reading.

Pegasus

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In the late summer of 1964 I was leaving the Observatory of the Royal Astronomical Society’s Montreal Centre with some friends, one of whom was David Zackon. I asked the group if they would like to drop by my house to observe with a 3.5-inch reflector.… Continue reading.

Pulsar Beams, Colliding Galaxies and a Misaligned Black Hole

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FRB Source Located – Fast radio bursts (FRBs) are powerful flashes of radio energy that last only milliseconds, and what causes them is not understood. Some of them repeat from the same source, but many do not. A research team led by scientists at Chalmers University of Technology and the University of Amsterdam linked up twelve radiotelescope antennas around the world to obtain extreme location precision on one FRB repeater.… Continue reading.

Omicron!

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Over the last few months you must have read dozens of articles, online or in print, about the Omicron variant of COVID-19. Fortunately, this is not one of them. This article is about Omicron² Eridani. It is a faint star in the constellation of Eridanus, the River.… Continue reading.

Star Gazers

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What crowd is this? What have we here? We must not pass it by;

A telescope upon its frame, and pointed to the sky…

– William Wordsworth, 1806

While I was working on my master’s degree at Queen’s University in Canada some 42 years ago, I came across this poem, loved it, and decided to include it in my thesis.… Continue reading.

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