🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.7

Radius: 8.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.73 AU - 0.87 AU

Year: 477 Days

Day: 12.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,310,358 km

• M1: 100,829 km (0.052 R)
• M2: 396,135 km (0.085 R)
• M3: 651,648 km (0.115 R)
• M4: 990,338 km (0.065 R)
• M5: 1,718,880 km (0.11 R)
• M6: 2,223,772 km (0.091 R)
• M7: 2,535,385 km (0.077 R)
• M8: 2,945,881 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.1

Radius: 13

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.71 AU - 0.99 AU

Year: 523 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,310,358 km

• M1: 161,715 km (0.109 R)
• M2: 619,186 km (0.062 R)
• M3: 1,097,151 km (0.072 R)
• M4: 1,560,605 km (0.066 R)
• M5: 2,025,705 km (0.104 R)
• M6: 2,459,688 km (0.114 R)
• M7: 2,993,453 km (0.048 R)
• M8: 3,733,664 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.3

Radius: 12.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.87 AU - 1.17 AU

Year: 687 Days

Day: 13 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,310,358 km

• M1: 160,070 km (0.12 R)
• M2: 710,590 km (0.09 R)
• M3: 1,165,966 km (0.109 R)
• M4: 1,755,232 km (0.102 R)
• M5: 2,158,248 km (0.085 R)
• M6: 2,645,938 km (0.106 R)
• M7: 3,132,729 km (0.115 R)
• M8: 4,137,877 km (0.041 R)
• M9: 5,016,166 km (0.076 R)
• M10: 6,289,543 km (0.084 R)
• M11: 7,012,849 km (0.043 R)
• M12: 7,517,891 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.3

Radius: 14

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.98 AU - 1.42 AU

Year: 877 Days

Day: 5 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,310,358 km

• M1: 174,132 km (0.112 R)
• M2: 711,039 km (0.061 R)
• M3: 1,208,751 km (0.033 R)
• M4: 1,668,016 km (0.112 R)
• M5: 2,439,941 km (0.12 R)
• M6: 3,494,008 km (0.112 R)
• M7: 4,469,536 km (0.079 R)
• M8: 5,433,694 km (0.118 R)
• M9: 6,064,249 km (0.068 R)
• M10: 7,290,951 km (0.094 R)
• M11: 7,844,763 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.6

Radius: 12

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.6 AU - 2.16 AU

Year: 1719 Days

Day: 12.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,310,358 km

• M1: 149,897 km (0.073 R)
• M2: 651,648 km (0.104 R)
• M3: 1,157,140 km (0.038 R)
• M4: 1,787,395 km (0.075 R)
• M5: 2,327,444 km (0.046 R)
• M6: 2,802,417 km (0.097 R)
• M7: 3,287,563 km (0.08 R)
• M8: 3,709,878 km (0.103 R)
• M9: 4,803,737 km (0.113 R)
• M10: 5,218,871 km (0.069 R)
• M11: 6,416,701 km (0.106 R)
• M12: 7,218,845 km (0.083 R)
• M13: 7,937,214 km (0.119 R)
• M14: 8,493,868 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.1

Radius: 12.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.51 AU - 2.31 AU

Year: 1760 Days

Day: 11.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,310,358 km

• M1: 150,495 km (0.056 R)
• M2: 562,189 km (0.053 R)
• M3: 1,188,854 km (0.068 R)
• M4: 1,750,295 km (0.046 R)
• M5: 2,212,253 km (0.085 R)
• M6: 2,804,810 km (0.06 R)
• M7: 3,247,770 km (0.06 R)
• M8: 3,677,415 km (0.094 R)
• M9: 4,226,738 km (0.089 R)
• M10: 4,921,022 km (0.102 R)
• M11: 5,750,991 km (0.116 R)
• M12: 8,431,037 km (0.075 R)
• M13: 9,618,844 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.4

Radius: 10.4

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.67 AU - 5.07 AU

Year: 6092 Days

Day: 7.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,310,358 km

• M1: 129,851 km (0.052 R)
• M2: 816,056 km (0.083 R)
• M3: 1,440,029 km (0.094 R)
• M4: 2,158,996 km (0.029 R)
• M5: 2,722,532 km (0.055 R)
• M6: 3,725,885 km (0.111 R)
• M7: 4,404,909 km (0.119 R)
• M8: 4,788,329 km (0.105 R)
• M9: 5,223,958 km (0.058 R)
• M10: 5,845,836 km (0.05 R)
• M11: 7,312,494 km (0.091 R)
• M12: 7,931,081 km (0.059 R)
• M13: 9,053,962 km (0.063 R)
• M14: 9,495,725 km (0.05 R)
• M15: 9,905,473 km (0.114 R)
• M16: 10,858,711 km (0.062 R)
• M17: 12,134,631 km (0.115 R)
• M18: 13,225,499 km (0.077 R)
• M19: 15,289,650 km (0.082 R)
• M20: 16,301,530 km (0.098 R)
• M21: 16,692,130 km (0.075 R)
• M22: 17,492,479 km (0.1 R)
• M23: 22,678,588 km (0.092 R)
• M24: 24,077,328 km (0.104 R)
• M25: 29,091,550 km (0.08 R)
• M26: 30,054,811 km (0.094 R)
• M27: 31,238,429 km (0.112 R)
• M28: 32,864,857 km (0.083 R)
• M29: 34,121,030 km (0.104 R)
• M30: 36,840,570 km (0.059 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 10,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit