The morning sky is getting colder – but Mars out there has reached a cold extreme.
The planets stay near the ecliptic; the other line, with the motion-arrow on it, is the celestial equator. The shapes of a few prominent constellations – Corona Borealis, Boötes, and Corvus – are included to give an idea of where we are in the sky, though their fainter stars may not be discernible in the twilight. Continue reading “Six Months to Mars”