That’s another profound question, and it touches on active areas of theoretical physics. Suppose the only thing in the Universe is a single black hole. Can we meaningfully say whether…
That’s an excellent question, and it gets right to the heart of what physicists mean by spin. The short answer is that a fundamental particle’s spin is not literally the…
A Foucault pendulum is a simple but elegant experiment that demonstrates that the Earth rotates. It consists of a very long pendulum (often 10–70 m long) with a heavy bob.…
Green Bank Observatory is in the state of West Virginia, in the eastern United States. It is located in the small community of Green Bank, in Pocahontas County, within the…
D:\ezRABase\LRO>py ../ezRA/ezCon260622a.py -h For help, run ezCon.py -help ================================================= Local time = Sat Jul 25 13:46:41 2026 programRevision = ezCon260622a.py This Python command = ../ezRA/ezCon260622a.py -h ezConArgumentsFile(D:\ezRABase\ezRA\ezDefaults.txt) =============== ezConArgumentsFile(ezDefaults.txt) ===============…
https://www.astronomy.me.uk/wp-content/uploads/2026/07/UKRAA_270726@2219.csv
Recommendations from Eduard Mol: I don’t know what software you use to control the mount, but W49 is listed in Stellarium which apparently has an integration with the giant astronomical…
For your 6.6685 GHz methanol-line receiver, the best Mini-Circuits connectorised choice is probably: Mini-Circuits ZX60-14LN-S+ Other suitable choices include: Model Frequency range Typical gain Typical noise figure Assessment ZX60-14LN-S+ 0.05–10…
Analysis of the data from my hydrogen horn in Lichfield has now been completed using observations collected up to 22 June. The results are very encouraging and are illustrated by…
This is ground level data to compliment the data to be collected at altitude during trans-atlantic flight from UK to USA on 30/7/2026. If that data is successfully collected, then…
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