If you are getting notifications from SpaceEnergy, then your Mac is infected with adware. SpaceEnergy is adware for Mac.
SpaceEnergy changes setting in your Mac. First, SpaceEnergy installs a browser extension in your browser. Then, after SpaceEnergy hijacks your browser, it modifies settings in the browser. For example, it changes the default home page, modifies search results, and displays unwanted pop-ups in your browser.