VSS Enterprise remained attached to carrier aircraft for duration of near 3-hour flight . Test-flight program is expected to continue through 2011 before commercial flights start . Virgin Galactic has envisioned one flight a week , with six tourists aboard . He has said he hopes the technology will lead to a new form of Earth travel , jetting people across oceans and continents faster through suborbital routes . Comment:
VSS Enterprise remained attached to carrier aircraft for duration of near 3-hour flight . Test-flight program is expected to continue through 2011 before commercial flights start . Virgin Galactic has envisioned one flight a week , with six tourists aboard . Comment: