🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.8

Radius: 12.8

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.51 AU - 1.83 AU

Year: 1464 Days

Day: 8.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,063,152 km

• M1: 159,172 km (0.11 R)
• M2: 649,704 km (0.062 R)
• M3: 1,082,341 km (0.104 R)
• M4: 1,899,295 km (0.105 R)
• M5: 2,310,539 km (0.093 R)
• M6: 2,948,574 km (0.086 R)
• M7: 3,360,118 km (0.103 R)
• M8: 4,300,939 km (0.117 R)
• M9: 5,861,693 km (0.091 R)
• M10: 7,875,131 km (0.1 R)
• M11: 9,209,843 km (0.108 R)
• M12: 10,722,128 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.9

Radius: 10.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.31 AU - 2.43 AU

Year: 2475 Days

Day: 11.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,063,152 km

• M1: 131,796 km (0.096 R)
• M2: 523,742 km (0.104 R)
• M3: 1,259,614 km (0.09 R)
• M4: 2,256,983 km (0.05 R)
• M5: 3,204,386 km (0.119 R)
• M6: 3,892,985 km (0.057 R)
• M7: 4,282,389 km (0.09 R)
• M8: 5,096,799 km (0.09 R)
• M9: 7,112,631 km (0.074 R)
• M10: 8,994,123 km (0.09 R)
• M11: 9,845,933 km (0.096 R)
• M12: 11,709,773 km (0.104 R)
• M13: 14,575,470 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.1

Radius: 8.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.84 AU - 4.46 AU

Year: 5734 Days

Day: 11.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,063,152 km

• M1: 108,458 km (0.108 R)
• M2: 416,480 km (0.086 R)
• M3: 1,213,837 km (0.109 R)
• M4: 1,592,619 km (0.094 R)
• M5: 3,094,133 km (0.067 R)
• M6: 3,980,650 km (0.039 R)
• M7: 4,507,085 km (0.12 R)
• M8: 5,839,702 km (0.093 R)
• M9: 6,428,221 km (0.081 R)
• M10: 8,286,974 km (0.106 R)
• M11: 9,378,590 km (0.113 R)
• M12: 11,302,718 km (0.053 R)
• M13: 12,739,007 km (0.084 R)
• M14: 13,177,777 km (0.098 R)
• M15: 14,713,998 km (0.118 R)
• M16: 15,913,922 km (0.042 R)
• M17: 17,414,539 km (0.091 R)
• M18: 21,781,749 km (0.083 R)
• M19: 22,906,276 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.9

Radius: 5

Gravity: 32 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.76 AU - 7.24 AU

Year: 11240 Days

Day: 17.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,063,152 km

• M1: 65,225 km (0.114 R)
• M2: 246,088 km (0.03 R)
• M3: 424,409 km (0.063 R)
• M4: 650,452 km (0.088 R)
• M5: 1,064,987 km (0.083 R)
• M6: 1,233,135 km (0.064 R)
• M7: 1,519,166 km (0.102 R)
• M8: 2,480,034 km (0.101 R)
• M9: 3,603,065 km (0.045 R)
• M10: 5,401,979 km (0.117 R)
• M11: 6,998,488 km (0.111 R)
• M12: 8,039,539 km (0.097 R)
• M13: 8,222,647 km (0.04 R)
• M14: 9,480,915 km (0.114 R)
• M15: 10,532,438 km (0.101 R)
• M16: 11,601,165 km (0.096 R)
• M17: 12,372,791 km (0.046 R)
• M18: 14,216,585 km (0.109 R)
• M19: 14,484,365 km (0.09 R)
• M20: 15,308,350 km (0.069 R)
• M21: 16,235,707 km (0.064 R)
• M22: 16,899,323 km (0.094 R)
• M23: 19,735,101 km (0.093 R)
• M24: 20,152,479 km (0.116 R)
• M25: 21,703,809 km (0.094 R)
• M26: 23,148,176 km (0.101 R)
• M27: 23,799,675 km (0.056 R)
• M28: 27,242,071 km (0.081 R)
• M29: 27,551,739 km (0.085 R)
• M30: 34,608,869 km (0.109 R)
• M31: 38,485,698 km (0.115 R)
• M32: 40,060,963 km (0.082 R)
• M33: 41,678,715 km (0.104 R)
• M34: 44,044,306 km (0.09 R)
• M35: 46,792,419 km (0.118 R)
• M36: 54,076,937 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.7

Radius: 3.7

Gravity: 55.57 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.24 AU - 8.1 AU

Year: 11684 Days

Day: 17.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 55,063,152 km

• M1: 46,076 km (0.115 R)
• M2: 235,467 km (0.105 R)
• M3: 377,735 km (0.068 R)
• M4: 656,136 km (0.025 R)
• M5: 1,865,785 km (0.042 R)
• M6: 2,005,210 km (0.083 R)
• M7: 2,227,512 km (0.056 R)
• M8: 2,634,269 km (0.106 R)
• M9: 3,017,539 km (0.117 R)
• M10: 3,185,687 km (0.067 R)
• M11: 3,334,686 km (0.028 R)
• M12: 3,593,640 km (0.098 R)
• M13: 4,543,437 km (0.11 R)
• M14: 4,829,169 km (0.068 R)
• M15: 5,506,548 km (0.086 R)
• M16: 6,206,816 km (0.106 R)
• M17: 9,050,522 km (0.041 R)
• M18: 11,060,519 km (0.053 R)
• M19: 13,802,947 km (0.087 R)
• M20: 15,016,036 km (0.097 R)
• M21: 15,577,327 km (0.118 R)
• M22: 15,719,894 km (0.066 R)
• M23: 17,421,570 km (0.062 R)
• M24: 17,884,874 km (0.087 R)
• M25: 18,916,950 km (0.083 R)
• M26: 19,654,168 km (0.115 R)
• M27: 20,410,385 km (0.108 R)
• M28: 22,703,721 km (0.104 R)
• M29: 27,794,387 km (0.072 R)
• M30: 29,501,448 km (0.068 R)
• M31: 32,306,707 km (0.106 R)
• M32: 32,654,822 km (0.093 R)
• M33: 34,072,411 km (0.096 R)
• M34: 38,310,818 km (0.087 R)
• M35: 43,730,898 km (0.114 R)
• M36: 43,872,568 km (0.104 R)
• M37: 47,067,529 km (0.103 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 19,680 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit