Using the planet as a guidepost should allow observers to find the comet easily.
From the post-gazette.com
On approaching farm buildings turn right, then immediately left by guidepost 11.
From the theargus.co.uk
That conclusion was Yamamoto's guidepost in planning the entire program, he said.
From the charlotteobserver.com
Our endorsements offer just one guidepost against which to measure candidates.
From the freep.com
Tebow saw the block and used Johnson's substantial posterior as his guidepost.
From the sportsillustrated.cnn.com
Unlike banks, you can't point to net tangible assets per share as a guidepost.
From the forbes.com
The lighter style of wines like midcentury Napa Cabernet provided a guidepost.
From the sfgate.com
Cells called guidepost cells assist in the guidance of neuronal axon growth.
From the en.wikipedia.org
The IEA outlook, a guidepost for industry trends, is scheduled to be released Nov. 10.
From the online.wsj.com
More examples
A rule or principle that provides guidance to appropriate behavior
Signpost: a post bearing a sign that gives directions or shows the way
Guide Post is a village in south east Northumberland, England, about 17 miles (27 km) north of Newcastle upon Tyne. It lies across the River Wansbeck from Ashington, along with Stakeford. It is placed between Ashington and Morpeth or more notably to the locals between Choppington and Stakeford. ...
Guideposts is a Christian-faith based non-profit organization founded in 1945 by Dr. Norman Vincent Peale, Raymond Thornburg, and Peale's wife, Ruth Stafford Peale. ...