Do you like extreme observing challenges? If you own a quality telescope of 25-cm (10-inch) aperture or larger and have excellent sky conditions, then you might just glimpse Phobos and Deimos, the diminutive moons of Mars around the time that the Red Planet is closest to Earth on 31 July.
NASA’s newest observatory in space has started its search for planets around other stars as astronomers zero in on worlds that are ripe for research by follow-up missions like the James Webb Space Telescope.
Three years after the New Horizons spacecraft raced past Pluto and its large moon Charon, mission scientists have released the most accurate colour views yet, showing the distant worlds as they would appear to an astronaut’s eyes.
Astronomers struggling to understand why an unusual stars periodically fades and brightens have collected X-ray observations indicating it may be due to the catastrophic collision of two infant planets.