OTV 6 (USA 299) (45606)

COSPAR: 2020-029A | Alt Name: X-37B OTV-6
DECAYED

Image
OTV 6 (USA 299) Satellite Image
Additional Sources
Launch Details

Launch Date

May 17, 2020

Launch Pad

SLC41

Launch Vehicle

Atlas V 501

Orbital Elements

NORAD ID

45606

International Designator

2020-029A

Decay Date

11/12/2022

Basic Satellite Info

Name

OTV 6 (USA 299)

Alternative Name

X-37B OTV-6

Type

Payload

Status

Decayed

Owner

AFRCO

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Summary
OTV 6 (USA 299), also known as X-37B OTV-6, is a reusable space plane operated by AFRCO in the US. Launched on May 17, 2020, from SLC41 at AFETR using an Atlas V 501 launch vehicle, this satellite has a length of 8.8 meters and a diameter of 2.9 meters with a span of 8.8 meters. It is equipped with deployable solar arrays and batteries for power and has a dry mass of 5,000 kg. The X-37B No. 1 F3 payload operates under the mission purpose of being a reusable satellite. Its shape is described as half cylindrical with two wings.
Physical Characteristics

Length

8.8

Diameter

2.9

Span

8.8

Dry Mass

5000

Launch Mass

5000

Shape

Half Cyl + 2 Wing

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

X-37B No. 1 F3

Purpose

Reusable satellite

Mission

Reusable satellite

Manufacturer

BOHB

Life Expectancy

270 days (nominal); 225 days (#1); 469 days (#2); 675 days (#3)

Bus

X-37

Configuration

reusable space plane

Motor

AOCS

Equipment

?

Power System

Deployable solar array, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Satellite Articles

View All Posts »

Learn more about satellites and other related topics.

X Report 1 Dec 2025

X Report 1 Dec 2025

SpaceX celebrates significant milestones with the launch of Falcon 9 and developments in the Starship program, while Elon Musk addresses media narratives surrounding Starlink's humanitarian efforts.

China's Shenlong Spaceplane Releases Mystery Object | KeepTrack Space Brief

China's Shenlong Spaceplane Releases Mystery Object | KeepTrack Space Brief

China's Shenlong spaceplane released an unidentified object in orbit, drawing scrutiny amid U.S. Space Force Victus Haze RPO demonstrations. Tracking data critical.

Planet Delays Iran Imagery 14 Days Amid Regional Conflict | KeepTrack Space Brief

Planet Delays Iran Imagery 14 Days Amid Regional Conflict | KeepTrack Space Brief

Planet Labs institutes 14-day delay on imagery covering Iran and Gulf States. Commercial remote sensing faces new operational security pressures as conflict escalates.

Space Brief 9 Dec 2024

Space Brief 9 Dec 2024

Highlights include China's rising threats in space, a new Starlink launch, NASA's optimistic future, and a cosmic conjunction featuring the Moon and Saturn.

Space Brief 18 Nov 2024

Space Brief 18 Nov 2024

Today's brief highlights a Starlink satellite launch, an OpTech optical sensor contract for the Space Force, and a unique STEM experiment involving space-flown seeds.

Space Brief 29 Jun 2025

Space Brief 29 Jun 2025

Today's space brief covers SpaceX's new contract with the U.S. Space Force, multiple Starlink launches, Rocket Lab's rapid launch success, and the final mission of Japan's H-IIA rocket.

New Glenn Explodes at LC-36, Grounded Over 1 Year | KeepTrack Space Brief

New Glenn Explodes at LC-36, Grounded Over 1 Year | KeepTrack Space Brief

Blue Origin's New Glenn rocket exploded at Cape Canaveral's LC-36, causing visible pad damage and a year-plus grounding. NASA lunar plans affected.

Space Brief 19 Nov 2025

Space Brief 19 Nov 2025

Today's Space Brief covers the latest developments in space debris detection, Ursa Major's defense push, and SpaceX's Starlink launch. Additionally, insights into microreactors for military bases, US Cyber Command updates, and gravitational wave discoveries are highlighted.