Error code when connecting to Minecraft

java.home: /usr/lib/jvm/java-7-openjdk-i386/jre
java.runtime.name: OpenJDK Runtime Environment
java.runtime.version: 1.7.0_09-b30
os.name: Linux
os.version: 3.5.0-19-generic
os.arch: i386
sun.arch.data.model: 32
Error loading: http://twitter.com/statuses/user_timeline/jeb_.rss: http://twitter.com/statuses/user_timeline/jeb_.rss
Error loading: http://twitter.com/statuses/user_timeline/notch.rss: http://twitter.com/statuses/user_timeline/notch.rss
Error loading: http://twitter.com/statuses/user_timeline/Dinnerbone.rss: http://twitter.com/statuses/user_timeline/Dinnerbone.rss
java.io.IOException: Server returned HTTP response code: 503 for URL: https://login.minecraft.net/
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1615)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)
    at magic.launcher.ak.a(Unknown Source)
    at magic.launcher.z.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:722)