🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 13.4

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.39 AU - 0.63 AU

Year: 247 Days

Day: 8.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 84,416,471 km

• M1: 166,652 km (0.118 R)
• M2: 834,008 km (0.113 R)
• M3: 1,251,536 km (0.096 R)
• M4: 1,934,450 km (0.107 R)
• M5: 3,022,176 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.4

Radius: 9.3

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.91 AU - 1.13 AU

Year: 699 Days

Day: 7.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,416,471 km

• M1: 115,639 km (0.056 R)
• M2: 548,276 km (0.091 R)
• M3: 883,525 km (0.059 R)
• M4: 1,351,467 km (0.117 R)
• M5: 1,739,225 km (0.111 R)
• M6: 2,570,989 km (0.061 R)
• M7: 3,250,612 km (0.069 R)
• M8: 3,820,580 km (0.104 R)
• M9: 4,199,811 km (0.079 R)
• M10: 5,739,622 km (0.089 R)
• M11: 7,531,056 km (0.117 R)
• M12: 7,838,330 km (0.097 R)
• M13: 8,302,532 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 14.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.74 AU - 2.06 AU

Year: 1776 Days

Day: 12.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,416,471 km

• M1: 175,329 km (0.062 R)
• M2: 619,634 km (0.064 R)
• M3: 1,070,074 km (0.075 R)
• M4: 1,547,291 km (0.052 R)
• M5: 2,169,618 km (0.084 R)
• M6: 2,691,565 km (0.084 R)
• M7: 3,586,759 km (0.04 R)
• M8: 4,578,892 km (0.105 R)
• M9: 5,282,151 km (0.047 R)
• M10: 7,359,318 km (0.102 R)
• M11: 8,900,026 km (0.082 R)
• M12: 10,351,275 km (0.066 R)
• M13: 11,495,848 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.6

Radius: 13

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.73 AU - 2.45 AU

Year: 2049 Days

Day: 11 Hours

Environment

Temp: -205 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,416,471 km

• M1: 161,715 km (0.036 R)
• M2: 679,474 km (0.063 R)
• M3: 1,111,063 km (0.101 R)
• M4: 1,532,630 km (0.12 R)
• M5: 1,941,631 km (0.077 R)
• M6: 3,002,878 km (0.087 R)
• M7: 4,284,932 km (0.051 R)
• M8: 4,819,595 km (0.092 R)
• M9: 5,265,845 km (0.109 R)
• M10: 5,763,108 km (0.113 R)
• M11: 8,045,373 km (0.052 R)
• M12: 8,462,303 km (0.068 R)
• M13: 9,700,824 km (0.031 R)
• M14: 10,242,517 km (0.06 R)
• M15: 11,386,792 km (0.111 R)
• M16: 12,144,056 km (0.107 R)
• M17: 13,342,784 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525

Radius: 14.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.05 AU - 3.25 AU

Year: 3792 Days

Day: 8 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,416,471 km

• M1: 184,305 km (0.037 R)
• M2: 734,376 km (0.042 R)
• M3: 1,301,651 km (0.073 R)
• M4: 1,971,401 km (0.119 R)
• M5: 2,689,471 km (0.079 R)
• M6: 3,155,019 km (0.112 R)
• M7: 3,616,529 km (0.086 R)
• M8: 5,157,536 km (0.093 R)
• M9: 8,657,378 km (0.059 R)
• M10: 9,125,321 km (0.108 R)
• M11: 9,610,317 km (0.111 R)
• M12: 10,310,136 km (0.074 R)
• M13: 12,209,580 km (0.098 R)
• M14: 13,077,995 km (0.074 R)
• M15: 14,532,685 km (0.113 R)
• M16: 15,351,434 km (0.079 R)
• M17: 17,137,334 km (0.097 R)
• M18: 18,461,574 km (0.1 R)
• M19: 21,639,930 km (0.025 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.2

Radius: 3.1

Gravity: 56 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.8 AU - 7.42 AU

Year: 11526 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,416,471 km

• M1: 38,596 km (0.04 R)
• M2: 281,543 km (0.093 R)
• M3: 718,668 km (0.112 R)
• M4: 912,397 km (0.052 R)
• M5: 1,016,218 km (0.102 R)
• M6: 1,151,455 km (0.106 R)
• M7: 1,298,510 km (0.109 R)
• M8: 1,458,130 km (0.069 R)
• M9: 2,193,853 km (0.064 R)
• M10: 3,055,686 km (0.097 R)
• M11: 3,218,449 km (0.112 R)
• M12: 3,461,096 km (0.104 R)
• M13: 3,928,440 km (0.11 R)
• M14: 4,065,322 km (0.111 R)
• M15: 5,311,622 km (0.11 R)
• M16: 5,719,575 km (0.108 R)
• M17: 6,332,927 km (0.118 R)
• M18: 10,585,545 km (0.029 R)
• M19: 10,797,526 km (0.095 R)
• M20: 11,120,807 km (0.086 R)
• M21: 12,303,228 km (0.099 R)
• M22: 18,630,021 km (0.056 R)
• M23: 20,699,708 km (0.099 R)
• M24: 21,282,092 km (0.116 R)
• M25: 25,101,176 km (0.076 R)
• M26: 25,572,858 km (0.112 R)
• M27: 26,339,697 km (0.092 R)
• M28: 27,220,679 km (0.1 R)
• M29: 27,518,678 km (0.074 R)
• M30: 28,020,130 km (0.092 R)
• M31: 29,248,478 km (0.108 R)
• M32: 30,086,974 km (0.119 R)
• M33: 31,921,792 km (0.1 R)
• M34: 33,601,477 km (0.088 R)
• M35: 35,931,314 km (0.06 R)
• M36: 36,050,693 km (0.115 R)
• M37: 36,892,780 km (0.117 R)
• M38: 37,379,721 km (0.054 R)
• M39: 45,070,098 km (0.119 R)
• M40: 45,208,776 km (0.095 R)
• M41: 45,626,603 km (0.115 R)
• M42: 46,895,342 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.1

Radius: 7.9

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.22 AU - 11.48 AU

Year: 20967 Days

Day: 15.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,416,471 km

• M1: 100,081 km (0.065 R)
• M2: 371,601 km (0.12 R)
• M3: 676,631 km (0.039 R)
• M4: 948,002 km (0.077 R)
• M5: 1,263,803 km (0.057 R)
• M6: 1,632,113 km (0.106 R)
• M7: 1,909,766 km (0.084 R)
• M8: 2,176,051 km (0.069 R)
• M9: 2,514,142 km (0.051 R)
• M10: 3,073,638 km (0.072 R)
• M11: 7,679,756 km (0.098 R)
• M12: 8,145,903 km (0.1 R)
• M13: 10,263,162 km (0.086 R)
• M14: 14,280,314 km (0.089 R)
• M15: 16,892,442 km (0.072 R)
• M16: 17,949,201 km (0.106 R)
• M17: 18,310,929 km (0.106 R)
• M18: 19,049,194 km (0.115 R)
• M19: 19,331,186 km (0.106 R)
• M20: 20,096,529 km (0.095 R)
• M21: 21,282,391 km (0.069 R)
• M22: 24,339,424 km (0.091 R)
• M23: 25,571,811 km (0.113 R)
• M24: 30,660,832 km (0.118 R)
• M25: 32,496,697 km (0.029 R)
• M26: 34,404,668 km (0.066 R)
• M27: 34,963,266 km (0.115 R)
• M28: 36,242,179 km (0.082 R)
• M29: 39,043,997 km (0.114 R)
• M30: 40,885,996 km (0.11 R)
• M31: 50,252,767 km (0.046 R)
• M32: 58,345,862 km (0.077 R)
• M33: 65,328,493 km (0.108 R)
• M34: 66,400,212 km (0.072 R)
• M35: 71,481,303 km (0.088 R)
• M36: 73,077,662 km (0.098 R)
• M37: 75,164,852 km (0.055 R)
• M38: 77,769,500 km (0.032 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 16,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit