Pluto’s icy heart. How did it form? Is there a subsurface ocean? New research on the frozen heart-shaped feature, first spotted by our New Horizons spacecraft in 2015, probes the mystery. Details: http://go.nasa.gov/2gZWJlm
$l10n parameter must be an array. To pass arbitrary data to scripts, use the wp_add_inline_script() function instead. Please see Debugging in WordPress for more information. (This message was added in version 5.7.0.) in /var/www/wp-includes/functions.php on line 6085Pluto’s icy heart. How did it form? Is there a subsurface ocean? New research on the frozen heart-shaped feature, first spotted by our New Horizons spacecraft in 2015, probes the mystery. Details: http://go.nasa.gov/2gZWJlm
