Don's (ドン) Page

For this week we have an interesting star system, Epsilon Eridani (ε Eri). It is located low in the southern sky for northern hemisphere observers. The star is a K2 type star which means it is slightly smaller and cooler in temperature than our sun which is a G2 type star. It is the third closest naked eye star at 10 1/2 light-years. ε Eri is suspected, but so far unconfirmed, to harbor at least 2 giant planets,… Continue

This weeks object is NGC 2261 (RA:6h39m10.00s DE:+08°44'11.0") also known as Hubble's Variable Nebula. It is located in the constellation of Monoceros (Mon) the Unicorn. It is about 2500 light-years away and is associated with the star R Mon, a variable star. It is a comet-like reflection nebula that is about 1 light-year across or about 6 trillion miles… Continue

Accommodation. It sounds like a nice word, doesn't it? It is for the most part a nice word when used in most context. There is one case however that I feel it is not such a nice word. It is when it leads to the compromising of important ideals to be politically correct.



The case in point is an initiative by the National Center for Science Education… Continue

No, this weeks object is not Richard Simmons with gas, it is a challenging object to observe in the winter sky. IC 405 (RA:5h16m12.00s DE:+34°16'00.0") is a reflection nebula located in the constellation Auriga (Aur). Nick named the flaming star nebula because of its close association with the variable star… Continue