Today’s H-alpha image shows on-going prominences along the sun’s NE, NW, and W-SW limbs. All of yesterday’s active regions except AR4387 are still visible although […]
Read MoreToday’s H-alpha image shows on-going prominences along the sun’s NE, NW, and W-SW limbs. All of yesterday’s active regions except AR4387 are still visible although […]
Read More