Possible Clues:

• The blotting out of a heavenly body
• Obscuring of a heavenly body
• Throw into shade, like a heavenly body
• Momentary disappearance of heavenly body
• Leave in the shade
• Obscure egghead cuts another
• When one body hides another
• Over-shadow as the earth may the moon
• Teams straddling path laterally
• Outshine, throw into obscurity