[Wednesday, April 5, 2006] Over the weekend of 9-10 July 2005 a team of UK and US scientists, led by Dr. Dick Willingale of the University of Leicester, used NASA's Swift satellite to observe the collision of NASA's Deep Impact spacecraft with comet Tempel 1.

[Friday, April 7, 2006] New Horizons' trailblazing journey to the solar system's outermost frontier took it past the orbit of Mars today at 6 a.m. EDT (1000 UTC), 78 days after the spacecraft launched.

[Tuesday, April 11, 2006] For the first time, NASA's Hubble Space Telescope has seen distinctly the "tenth planet," currently nicknamed "Xena," and has found that it is only slightly larger than Pluto.

[Monday, April 17, 2006] "We were surprised by the smaller diameter implied by the new measurements and the implied high albedo. Although an albedo of 90% has never been observed for KBOs, it is not totally implausible, as Brown et al. suggest in their article."

[Saturday, April 22, 2006] The team that produced the spectacular Deep Impact mission is proposing two new missions that they think can help coalesce the cloud of cometary information into solid ideas about the nature of comets.

[Thursday, April 27, 2006] The NASA/ESA Hubble Space Telescope is providing astronomers with extraordinary views of comet 73P/Schwassmann-Wachmann 3 as it disintegrates before our eyes.

[Sunday, April 30, 2006] April 29 marks another milestone in New Horizons' historic journey to Pluto – the spacecraft's 100th day of flight.