🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912

Radius: 12.8

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.66 AU - 0.7 AU

Year: 387 Days

Day: 11.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 143.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,109,952 km

• M1: 159,172 km (0.107 R)
• M2: 588,219 km (0.084 R)
• M3: 994,826 km (0.092 R)
• M4: 1,532,331 km (0.045 R)
• M5: 1,934,001 km (0.046 R)
• M6: 2,360,954 km (0.055 R)
• M7: 3,022,625 km (0.031 R)
• M8: 3,830,902 km (0.1 R)
• M9: 4,370,801 km (0.095 R)
• M10: 4,930,297 km (0.103 R)
• M11: 5,773,281 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.9

Radius: 10.1

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.7 AU - 0.7 AU

Year: 404 Days

Day: 7.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 129.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,109,952 km

• M1: 125,662 km (0.075 R)
• M2: 440,117 km (0.08 R)
• M3: 880,982 km (0.114 R)
• M4: 1,200,373 km (0.067 R)
• M5: 1,533,378 km (0.119 R)
• M6: 1,860,848 km (0.118 R)
• M7: 2,339,112 km (0.105 R)
• M8: 2,847,296 km (0.118 R)
• M9: 3,193,316 km (0.026 R)
• M10: 3,626,552 km (0.076 R)
• M11: 4,350,156 km (0.05 R)
• M12: 4,768,133 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.7

Radius: 12.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.01 AU - 1.45 AU

Year: 942 Days

Day: 6.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,109,952 km

• M1: 160,818 km (0.111 R)
• M2: 624,721 km (0.039 R)
• M3: 1,425,967 km (0.086 R)
• M4: 3,231,314 km (0.119 R)
• M5: 4,227,037 km (0.048 R)
• M6: 4,853,703 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.3

Radius: 13.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.21 AU - 2.63 AU

Year: 2599 Days

Day: 14.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,109,952 km

• M1: 165,904 km (0.112 R)
• M2: 751,430 km (0.115 R)
• M3: 1,173,745 km (0.11 R)
• M4: 1,858,305 km (0.098 R)
• M5: 2,732,854 km (0.115 R)
• M6: 3,361,763 km (0.104 R)
• M7: 3,966,588 km (0.078 R)
• M8: 4,989,987 km (0.095 R)
• M9: 6,251,396 km (0.045 R)
• M10: 8,743,547 km (0.096 R)
• M11: 10,275,579 km (0.079 R)
• M12: 12,160,362 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.9

Radius: 10.9

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.3 AU - 2.54 AU

Year: 2599 Days

Day: 13.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,109,952 km

• M1: 137,181 km (0.085 R)
• M2: 686,804 km (0.104 R)
• M3: 1,374,954 km (0.109 R)
• M4: 1,747,752 km (0.082 R)
• M5: 2,135,958 km (0.058 R)
• M6: 2,687,975 km (0.071 R)
• M7: 3,192,718 km (0.118 R)
• M8: 5,192,692 km (0.051 R)
• M9: 9,277,013 km (0.051 R)
• M10: 10,356,511 km (0.104 R)
• M11: 13,581,392 km (0.102 R)
• M12: 15,983,635 km (0.061 R)
• M13: 16,933,282 km (0.119 R)
• M14: 18,484,612 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.4

Radius: 10.9

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.27 AU - 4.69 AU

Year: 5481 Days

Day: 11.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,109,952 km

• M1: 135,536 km (0.096 R)
• M2: 669,600 km (0.109 R)
• M3: 1,233,434 km (0.093 R)
• M4: 1,589,029 km (0.1 R)
• M5: 2,097,512 km (0.099 R)
• M6: 3,355,181 km (0.091 R)
• M7: 5,797,067 km (0.079 R)
• M8: 6,721,432 km (0.027 R)
• M9: 8,112,244 km (0.117 R)
• M10: 10,306,097 km (0.087 R)
• M11: 10,919,448 km (0.112 R)

Asteroid Belt

Center: 4.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.7

Radius: 11.9

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.09 AU - 5.41 AU

Year: 7146 Days

Day: 9.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,109,952 km

• M1: 147,952 km (0.07 R)
• M2: 568,472 km (0.025 R)
• M3: 1,522,906 km (0.099 R)
• M4: 2,089,733 km (0.102 R)
• M5: 2,585,799 km (0.049 R)
• M6: 3,333,041 km (0.1 R)
• M7: 3,793,952 km (0.091 R)
• M8: 4,218,959 km (0.087 R)
• M9: 5,106,374 km (0.056 R)
• M10: 5,594,811 km (0.061 R)
• M11: 6,114,215 km (0.108 R)
• M12: 7,477,949 km (0.104 R)
• M13: 7,948,284 km (0.11 R)
• M14: 10,030,088 km (0.066 R)
• M15: 14,873,020 km (0.096 R)
• M16: 16,388,596 km (0.109 R)
• M17: 17,049,669 km (0.037 R)
• M18: 18,780,068 km (0.103 R)
• M19: 20,171,478 km (0.103 R)
• M20: 23,489,259 km (0.073 R)
• M21: 25,452,283 km (0.117 R)
• M22: 26,518,915 km (0.098 R)
• M23: 27,154,706 km (0.078 R)
• M24: 30,984,561 km (0.052 R)
• M25: 31,386,381 km (0.04 R)
• M26: 32,406,040 km (0.078 R)
• M27: 34,511,481 km (0.098 R)
• M28: 35,269,493 km (0.087 R)
• M29: 37,043,724 km (0.091 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: 204 - 14,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit