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The Week in Space and Physics: The Lost Sisters of the Pleiades
On the stars of the Pleiades, a superflare from a black hole, the second flight of New Glenn, and the aurora.
Nov 25
•
Alastair Williams
19
1
5
The Biggest Solar Flare of 2025
A flare hits Earth. But when will a really big one come?
Nov 14
•
Alastair Williams
23
2
7
How Many Alien Civilizations Exist In Our Galaxy?
On the equations and odds of alien intelligence
Nov 9
•
Alastair Williams
18
2
The Week in Space and Physics: The Next Footprints on the Moon
On NASA's effort to get back to the Moon, the future of space stations, interstellar comets, and the last satellite around Venus.
Nov 5
•
Alastair Williams
11
4
October 2025
The Hasselblad Cameras of Project Mercury
On the beginning of NASA's long relationship with Hasselblad cameras
Oct 31
•
Alastair Williams
17
1
5
The Week in Space and Physics: The Nobel Prize
On the Nobel Prize, the purest star yet known, hints of an exomoon, and a sign of life around Saturn.
Oct 23
•
Alastair Williams
22
4
The Myth and Mystery of The Tunguska Impact
What was it that exploded over Siberia in 1908?
Oct 9
•
Alastair Williams
35
5
6
On Progress and Revolution in Physics
Thoughts on the nature of science
Oct 3
•
Alastair Williams
13
2
September 2025
The Week in Space and Physics: Hunting The Primordial Black Holes
On traces of the first black holes, Dream Chaser, how the Moon rusted, and the launch of IMAP
Sep 30
•
Alastair Williams
23
4
3
Was There Life on Mars?
A rover on the Red Planet stumbles across an intriguing hint of a long gone world
Sep 19
•
Alastair Williams
10
2
4
The Week in Space and Physics: Was There Life on Mars?
On a discovery on Mars, the folly of a new Moon race, Trappist 1e, and the approach of an interstellar comet
Sep 16
•
Alastair Williams
34
3
6
The Week in Space and Physics: Revisiting the Wow! Signal
On messages from aliens, what an asteroid impact on the Moon might look like, the opening of a new neutrino observatory, and the tenth flight of…
Sep 3
•
Alastair Williams
25
2
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