<span style="font-size: 13.3333px;">Scientists have found that violent flares from the host star may make planets orbiting it uninhabitable by affecting their atmospheres.</span>&nbsp;<br />”<br />”<br />”NASA said, its Hubble telescope is observing such stars through a large programme called HAZMAT, or Habitable Zones and M dwarf Activity across Time.&nbsp;<br />”<br />”<br />”The programme is an ultraviolet survey of red dwarfs at three different ages, young, intermediate, and old.&nbsp;<br />”<br />”<br />”According to NASA, Stellar flares from red dwarf star, are particularly bright in ultraviolet wavelengths, compared with Sun-like stars. NASA says, Hubble's ultraviolet sensitivity makes it very valuable for observing these flares.&nbsp;<br />”<br />”<br />”<span style="color: #222222;">Red dwarf is the smallest, most abundant and longest-lived type of star in our galaxy.&nbsp;</span><br />