🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426

Radius: 11.2

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.46 AU - 0.6 AU

Year: 266 Days

Day: 5.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,193,567 km

• M1: 139,425 km (0.096 R)
• M2: 512,971 km (0.052 R)
• M3: 1,148,313 km (0.088 R)
• M4: 1,772,884 km (0.12 R)
• M5: 2,241,724 km (0.092 R)
• M6: 2,672,267 km (0.105 R)
• M7: 3,352,339 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 12.6

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.05 AU - 1.59 AU

Year: 1047 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,193,567 km

• M1: 157,975 km (0.073 R)
• M2: 643,271 km (0.09 R)
• M3: 1,171,501 km (0.026 R)
• M4: 2,017,477 km (0.117 R)
• M5: 3,016,192 km (0.114 R)
• M6: 3,439,405 km (0.076 R)
• M7: 4,320,387 km (0.11 R)
• M8: 5,286,340 km (0.077 R)
• M9: 5,736,330 km (0.044 R)
• M10: 6,167,471 km (0.081 R)
• M11: 6,902,745 km (0.119 R)
• M12: 7,316,682 km (0.107 R)
• M13: 7,798,836 km (0.072 R)
• M14: 9,112,605 km (0.038 R)
• M15: 9,641,583 km (0.098 R)
• M16: 10,537,076 km (0.071 R)
• M17: 11,186,330 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.4

Radius: 9.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.38 AU - 1.84 AU

Year: 1410 Days

Day: 13.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,193,567 km

• M1: 114,742 km (0.076 R)
• M2: 427,551 km (0.117 R)
• M3: 754,721 km (0.103 R)
• M4: 1,282,802 km (0.055 R)
• M5: 1,881,792 km (0.088 R)
• M6: 2,392,070 km (0.048 R)
• M7: 3,149,185 km (0.086 R)
• M8: 4,559,594 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.2

Radius: 11.2

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.14 AU - 2.24 AU

Year: 2237 Days

Day: 14 Hours

Environment

Temp: -205 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,193,567 km

• M1: 139,575 km (0.116 R)
• M2: 506,838 km (0.097 R)
• M3: 903,422 km (0.103 R)
• M4: 1,384,079 km (0.107 R)
• M5: 2,118,156 km (0.105 R)
• M6: 2,553,037 km (0.107 R)
• M7: 3,209,473 km (0.108 R)
• M8: 4,033,159 km (0.114 R)
• M9: 4,750,032 km (0.095 R)
• M10: 5,173,693 km (0.099 R)
• M11: 5,549,931 km (0.048 R)
• M12: 6,122,891 km (0.114 R)
• M13: 6,957,348 km (0.079 R)
• M14: 7,387,442 km (0.095 R)
• M15: 8,019,643 km (0.078 R)
• M16: 10,353,369 km (0.061 R)
• M17: 11,222,982 km (0.114 R)
• M18: 14,769,947 km (0.113 R)
• M19: 15,482,332 km (0.103 R)
• M20: 16,317,238 km (0.091 R)
• M21: 17,599,292 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.9

Radius: 9.2

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.34 AU - 3.2 AU

Year: 3182 Days

Day: 14.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 180 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,193,567 km

• M1: 114,442 km (0.099 R)
• M2: 480,060 km (0.065 R)
• M3: 908,209 km (0.105 R)
• M4: 1,475,633 km (0.119 R)
• M5: 1,889,571 km (0.075 R)
• M6: 2,193,703 km (0.094 R)
• M7: 2,655,961 km (0.071 R)
• M8: 3,057,332 km (0.081 R)
• M9: 4,067,716 km (0.07 R)
• M10: 4,374,541 km (0.064 R)
• M11: 4,985,499 km (0.108 R)
• M12: 5,924,375 km (0.068 R)
• M13: 6,672,514 km (0.074 R)
• M14: 8,638,230 km (0.114 R)
• M15: 9,036,609 km (0.044 R)
• M16: 10,467,363 km (0.097 R)
• M17: 10,837,019 km (0.045 R)
• M18: 11,910,085 km (0.051 R)
• M19: 13,529,033 km (0.068 R)
• M20: 13,918,735 km (0.112 R)
• M21: 14,265,952 km (0.12 R)
• M22: 14,771,892 km (0.064 R)
• M23: 15,873,381 km (0.088 R)
• M24: 18,895,707 km (0.099 R)
• M25: 20,003,778 km (0.104 R)
• M26: 21,482,105 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.1

Radius: 14.8

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.59 AU - 2.99 AU

Year: 3217 Days

Day: 6.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,193,567 km

• M1: 184,903 km (0.118 R)
• M2: 1,044,492 km (0.067 R)
• M3: 1,993,990 km (0.111 R)
• M4: 3,831,052 km (0.075 R)
• M5: 4,363,471 km (0.071 R)
• M6: 5,243,705 km (0.1 R)
• M7: 6,453,503 km (0.058 R)
• M8: 7,182,643 km (0.05 R)
• M9: 8,974,526 km (0.104 R)
• M10: 11,603,858 km (0.118 R)
• M11: 17,102,926 km (0.106 R)
• M12: 17,632,203 km (0.118 R)
• M13: 18,117,798 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.1

Radius: 6

Gravity: 15.09 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.54 AU - 7.3 AU

Year: 9942 Days

Day: 24.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 70.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,193,567 km

• M1: 74,649 km (0.113 R)
• M2: 283,787 km (0.033 R)
• M3: 731,384 km (0.087 R)
• M4: 1,139,487 km (0.077 R)
• M5: 1,338,751 km (0.088 R)
• M6: 1,533,977 km (0.093 R)
• M7: 1,934,001 km (0.118 R)
• M8: 2,309,342 km (0.117 R)
• M9: 2,592,382 km (0.077 R)
• M10: 3,582,420 km (0.054 R)
• M11: 3,858,578 km (0.083 R)
• M12: 4,984,451 km (0.049 R)
• M13: 5,458,228 km (0.117 R)
• M14: 5,858,402 km (0.087 R)
• M15: 6,206,816 km (0.038 R)
• M16: 7,781,184 km (0.094 R)
• M17: 8,638,379 km (0.077 R)
• M18: 9,228,244 km (0.085 R)
• M19: 10,589,435 km (0.081 R)
• M20: 12,134,930 km (0.078 R)
• M21: 13,703,614 km (0.091 R)
• M22: 16,541,934 km (0.089 R)
• M23: 18,464,865 km (0.06 R)
• M24: 21,335,050 km (0.032 R)
• M25: 21,662,220 km (0.07 R)
• M26: 23,089,683 km (0.056 R)
• M27: 23,782,770 km (0.094 R)
• M28: 26,693,795 km (0.11 R)
• M29: 28,827,510 km (0.107 R)
• M30: 33,761,696 km (0.095 R)
• M31: 40,465,476 km (0.096 R)
• M32: 43,012,978 km (0.099 R)
• M33: 43,273,578 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 10,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit