🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.3

Radius: 12.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.67 AU - 0.79 AU

Year: 431 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,514,778 km

• M1: 153,039 km (0.09 R)
• M2: 565,929 km (0.105 R)
• M3: 978,819 km (0.12 R)
• M4: 1,400,386 km (0.117 R)
• M5: 1,810,134 km (0.058 R)
• M6: 2,701,139 km (0.118 R)
• M7: 3,090,842 km (0.066 R)
• M8: 4,262,941 km (0.115 R)
• M9: 4,749,134 km (0.062 R)
• M10: 5,255,972 km (0.089 R)
• M11: 6,047,644 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 13.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.24 AU - 1.32 AU

Year: 1000 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,514,778 km

• M1: 162,912 km (0.11 R)
• M2: 674,387 km (0.038 R)
• M3: 1,332,767 km (0.099 R)
• M4: 1,830,779 km (0.102 R)
• M5: 4,048,418 km (0.111 R)
• M6: 5,004,797 km (0.082 R)
• M7: 5,942,626 km (0.081 R)
• M8: 6,400,395 km (0.117 R)
• M9: 6,836,922 km (0.115 R)
• M10: 7,340,169 km (0.061 R)
• M11: 7,843,416 km (0.033 R)
• M12: 8,576,446 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.4

Radius: 9.9

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.26 AU - 2.42 AU

Year: 2471 Days

Day: 8 Hours

Environment

Temp: -206 °C

Axial Tilt: 164.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,514,778 km

• M1: 123,119 km (0.045 R)
• M2: 456,872 km (0.077 R)
• M3: 866,471 km (0.103 R)
• M4: 1,292,077 km (0.077 R)
• M5: 1,724,115 km (0.091 R)
• M6: 2,277,328 km (0.073 R)
• M7: 3,612,041 km (0.11 R)
• M8: 4,295,254 km (0.093 R)
• M9: 4,884,520 km (0.116 R)
• M10: 5,671,405 km (0.088 R)
• M11: 6,513,790 km (0.117 R)
• M12: 8,966,747 km (0.104 R)
• M13: 9,543,447 km (0.078 R)
• M14: 9,893,954 km (0.111 R)
• M15: 10,845,995 km (0.107 R)
• M16: 11,344,455 km (0.072 R)
• M17: 11,738,047 km (0.12 R)
• M18: 13,016,810 km (0.073 R)
• M19: 14,249,646 km (0.119 R)
• M20: 15,414,565 km (0.097 R)
• M21: 16,844,122 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.8

Radius: 11.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.42 AU - 3.32 AU

Year: 3356 Days

Day: 6.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,514,778 km

• M1: 143,016 km (0.047 R)
• M2: 679,922 km (0.069 R)
• M3: 1,383,032 km (0.065 R)
• M4: 1,838,707 km (0.086 R)
• M5: 5,866,181 km (0.103 R)
• M6: 8,655,733 km (0.104 R)
• M7: 9,453,389 km (0.103 R)
• M8: 10,063,598 km (0.032 R)
• M9: 11,236,745 km (0.087 R)
• M10: 14,293,029 km (0.065 R)
• M11: 15,720,492 km (0.108 R)
• M12: 21,081,182 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 11

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.83 AU - 4.17 AU

Year: 4520 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,514,778 km

• M1: 138,378 km (0.115 R)
• M2: 499,657 km (0.051 R)
• M3: 887,415 km (0.116 R)
• M4: 1,411,456 km (0.104 R)
• M5: 1,899,295 km (0.116 R)
• M6: 2,718,642 km (0.118 R)
• M7: 4,008,924 km (0.091 R)
• M8: 6,520,074 km (0.12 R)
• M9: 7,985,534 km (0.079 R)
• M10: 8,868,611 km (0.104 R)
• M11: 11,556,436 km (0.03 R)
• M12: 12,454,023 km (0.098 R)
• M13: 13,787,987 km (0.119 R)
• M14: 14,797,473 km (0.073 R)
• M15: 16,963,501 km (0.091 R)
• M16: 21,183,358 km (0.117 R)
• M17: 22,594,963 km (0.075 R)
• M18: 23,079,212 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858

Radius: 3.2

Gravity: 83.79 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.31 AU - 5.85 AU

Year: 9098 Days

Day: 18.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 48,514,778 km

• M1: 39,793 km (0.084 R)
• M2: 249,679 km (0.119 R)
• M3: 621,878 km (0.054 R)
• M4: 853,007 km (0.083 R)
• M5: 972,835 km (0.11 R)
• M6: 1,138,440 km (0.079 R)
• M7: 1,483,861 km (0.118 R)
• M8: 1,829,732 km (0.102 R)
• M9: 2,245,314 km (0.104 R)
• M10: 2,849,391 km (0.07 R)
• M11: 4,369,305 km (0.094 R)
• M12: 4,636,188 km (0.119 R)
• M13: 4,819,894 km (0.102 R)
• M14: 5,434,292 km (0.101 R)
• M15: 5,742,763 km (0.101 R)
• M16: 6,507,956 km (0.112 R)
• M17: 7,715,361 km (0.091 R)
• M18: 8,736,516 km (0.096 R)
• M19: 9,064,285 km (0.079 R)
• M20: 9,995,531 km (0.115 R)
• M21: 11,151,324 km (0.093 R)
• M22: 12,276,600 km (0.108 R)
• M23: 12,393,136 km (0.051 R)
• M24: 13,413,843 km (0.076 R)
• M25: 13,976,181 km (0.09 R)
• M26: 14,167,068 km (0.04 R)
• M27: 20,164,746 km (0.056 R)
• M28: 20,572,101 km (0.09 R)
• M29: 21,827,077 km (0.095 R)
• M30: 22,779,268 km (0.074 R)
• M31: 26,281,354 km (0.106 R)
• M32: 26,572,322 km (0.076 R)
• M33: 33,299,888 km (0.095 R)
• M34: 33,526,678 km (0.075 R)
• M35: 36,209,117 km (0.112 R)
• M36: 37,052,999 km (0.101 R)
• M37: 39,536,324 km (0.116 R)
• M38: 42,793,518 km (0.087 R)
• M39: 43,195,936 km (0.106 R)
• M40: 43,736,583 km (0.109 R)
• M41: 45,246,325 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 19,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit