🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.6

Radius: 12.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.68 AU - 0.86 AU

Year: 436 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,614,457 km

• M1: 158,873 km (0.114 R)
• M2: 658,380 km (0.088 R)
• M3: 1,156,840 km (0.074 R)
• M4: 1,592,320 km (0.08 R)
• M5: 1,989,053 km (0.118 R)
• M6: 2,548,250 km (0.101 R)
• M7: 3,154,720 km (0.115 R)
• M8: 3,565,964 km (0.118 R)
• M9: 4,066,818 km (0.062 R)
• M10: 4,868,364 km (0.081 R)
• M11: 5,772,533 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545

Radius: 14.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.94 AU - 0.98 AU

Year: 607 Days

Day: 7.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,614,457 km

• M1: 188,793 km (0.117 R)
• M2: 769,232 km (0.028 R)
• M3: 1,292,077 km (0.062 R)
• M4: 1,835,267 km (0.031 R)
• M5: 2,442,933 km (0.046 R)
• M6: 2,988,068 km (0.112 R)
• M7: 3,525,274 km (0.059 R)
• M8: 4,475,220 km (0.113 R)
• M9: 6,018,771 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.8

Radius: 12.7

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.06 AU - 1.56 AU

Year: 968 Days

Day: 7.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,614,457 km

• M1: 157,975 km (0.114 R)
• M2: 561,740 km (0.086 R)
• M3: 962,812 km (0.1 R)
• M4: 1,488,200 km (0.099 R)
• M5: 2,084,946 km (0.096 R)
• M6: 3,518,991 km (0.104 R)
• M7: 4,224,345 km (0.072 R)
• M8: 4,706,199 km (0.066 R)
• M9: 5,563,694 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.8

Radius: 13.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.38 AU - 1.84 AU

Year: 1319 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,614,457 km

• M1: 166,802 km (0.026 R)
• M2: 724,054 km (0.09 R)
• M3: 1,145,321 km (0.098 R)
• M4: 1,588,281 km (0.081 R)
• M5: 2,170,815 km (0.106 R)
• M6: 2,649,528 km (0.033 R)
• M7: 3,430,130 km (0.103 R)
• M8: 4,067,716 km (0.118 R)
• M9: 4,704,105 km (0.078 R)
• M10: 5,320,299 km (0.119 R)
• M11: 5,943,374 km (0.04 R)
• M12: 6,393,663 km (0.029 R)
• M13: 8,311,658 km (0.117 R)
• M14: 8,755,215 km (0.106 R)
• M15: 10,115,658 km (0.091 R)
• M16: 11,004,120 km (0.098 R)
• M17: 13,655,294 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 9.4

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.63 AU - 1.67 AU

Year: 1368 Days

Day: 12.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,614,457 km

• M1: 117,285 km (0.096 R)
• M2: 495,917 km (0.074 R)
• M3: 978,071 km (0.052 R)
• M4: 2,131,171 km (0.105 R)
• M5: 2,665,535 km (0.099 R)
• M6: 2,957,849 km (0.107 R)
• M7: 4,019,844 km (0.04 R)
• M8: 5,105,327 km (0.075 R)
• M9: 6,850,834 km (0.087 R)
• M10: 7,296,187 km (0.107 R)
• M11: 8,361,623 km (0.07 R)
• M12: 9,273,572 km (0.084 R)
• M13: 10,049,686 km (0.059 R)
• M14: 11,402,499 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.7

Radius: 10.9

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.67 AU - 3.69 AU

Year: 3661 Days

Day: 12.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,614,457 km

• M1: 140,622 km (0.111 R)
• M2: 497,413 km (0.103 R)
• M3: 856,897 km (0.075 R)
• M4: 1,295,966 km (0.059 R)
• M5: 1,832,424 km (0.087 R)
• M6: 2,355,269 km (0.064 R)
• M7: 3,199,450 km (0.072 R)
• M8: 3,702,547 km (0.093 R)
• M9: 4,816,902 km (0.035 R)
• M10: 5,563,246 km (0.076 R)
• M11: 6,052,879 km (0.027 R)
• M12: 6,571,236 km (0.118 R)
• M13: 8,305,674 km (0.109 R)
• M14: 10,073,322 km (0.109 R)
• M15: 10,454,946 km (0.088 R)
• M16: 11,067,849 km (0.096 R)
• M17: 15,040,121 km (0.083 R)
• M18: 16,688,540 km (0.116 R)
• M19: 17,223,652 km (0.108 R)
• M20: 17,647,911 km (0.034 R)
• M21: 21,644,867 km (0.085 R)
• M22: 23,741,332 km (0.079 R)
• M23: 24,267,019 km (0.053 R)
• M24: 24,800,485 km (0.069 R)
• M25: 25,969,742 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.4

Radius: 13.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.13 AU - 3.71 AU

Year: 4084 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,614,457 km

• M1: 169,195 km (0.115 R)
• M2: 686,654 km (0.081 R)
• M3: 1,330,972 km (0.118 R)
• M4: 1,855,911 km (0.047 R)
• M5: 2,534,487 km (0.073 R)
• M6: 3,534,100 km (0.107 R)
• M7: 4,756,165 km (0.095 R)
• M8: 5,301,449 km (0.096 R)
• M9: 6,549,395 km (0.05 R)
• M10: 8,309,713 km (0.08 R)
• M11: 8,871,752 km (0.108 R)
• M12: 9,823,793 km (0.063 R)
• M13: 12,119,372 km (0.116 R)
• M14: 12,843,127 km (0.095 R)
• M15: 17,868,867 km (0.119 R)
• M16: 18,680,137 km (0.097 R)
• M17: 20,108,796 km (0.114 R)
• M18: 26,718,479 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 19,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit