🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.6

Radius: 12.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.73 AU - 1.21 AU

Year: 607 Days

Day: 12.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,798,631 km

• M1: 150,495 km (0.091 R)
• M2: 595,100 km (0.076 R)
• M3: 1,364,033 km (0.062 R)
• M4: 3,038,782 km (0.101 R)
• M5: 3,508,968 km (0.093 R)
• M6: 3,914,228 km (0.115 R)
• M7: 4,488,235 km (0.101 R)
• M8: 5,202,565 km (0.105 R)
• M9: 6,258,577 km (0.071 R)
• M10: 6,674,459 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.6

Radius: 8

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.18 AU - 1.28 AU

Year: 867 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,798,631 km

• M1: 99,632 km (0.065 R)
• M2: 375,640 km (0.114 R)
• M3: 715,078 km (0.106 R)
• M4: 1,175,690 km (0.074 R)
• M5: 1,870,123 km (0.086 R)
• M6: 2,154,957 km (0.118 R)
• M7: 2,488,261 km (0.103 R)
• M8: 3,063,914 km (0.095 R)
• M9: 3,329,749 km (0.066 R)
• M10: 3,738,152 km (0.059 R)
• M11: 4,110,650 km (0.073 R)
• M12: 4,822,138 km (0.113 R)
• M13: 5,135,097 km (0.11 R)
• M14: 5,579,253 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.5

Radius: 13.4

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.18 AU - 1.44 AU

Year: 953 Days

Day: 14 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,798,631 km

• M1: 166,652 km (0.082 R)
• M2: 639,082 km (0.113 R)
• M3: 1,204,712 km (0.118 R)
• M4: 1,909,168 km (0.079 R)
• M5: 2,731,657 km (0.099 R)
• M6: 3,207,229 km (0.114 R)
• M7: 3,724,389 km (0.037 R)
• M8: 4,495,865 km (0.076 R)
• M9: 5,675,444 km (0.061 R)
• M10: 6,318,416 km (0.088 R)
• M11: 6,863,251 km (0.101 R)
• M12: 7,549,606 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.3

Radius: 12.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.02 AU - 2.64 AU

Year: 2261 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,798,631 km

• M1: 159,322 km (0.111 R)
• M2: 1,670,260 km (0.115 R)
• M3: 2,118,306 km (0.097 R)
• M4: 3,013,649 km (0.111 R)
• M5: 3,513,156 km (0.098 R)
• M6: 4,458,316 km (0.092 R)
• M7: 5,202,864 km (0.104 R)
• M8: 7,670,631 km (0.097 R)
• M9: 8,193,924 km (0.113 R)
• M10: 8,767,632 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.3

Radius: 10.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.86 AU - 3.72 AU

Year: 3794 Days

Day: 12.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,798,631 km

• M1: 130,449 km (0.114 R)
• M2: 473,776 km (0.106 R)
• M3: 1,020,108 km (0.026 R)
• M4: 1,593,068 km (0.113 R)
• M5: 2,215,395 km (0.094 R)
• M6: 3,258,990 km (0.052 R)
• M7: 3,755,056 km (0.109 R)
• M8: 4,300,789 km (0.08 R)
• M9: 5,144,820 km (0.109 R)
• M10: 5,617,550 km (0.071 R)
• M11: 6,750,006 km (0.09 R)
• M12: 7,832,645 km (0.078 R)
• M13: 10,677,698 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.5

Radius: 8.4

Gravity: 14.02 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.79 AU - 5.59 AU

Year: 7518 Days

Day: 13.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,798,631 km

• M1: 104,419 km (0.072 R)
• M2: 387,458 km (0.111 R)
• M3: 655,388 km (0.064 R)
• M4: 1,117,496 km (0.07 R)
• M5: 1,461,870 km (0.072 R)
• M6: 1,861,147 km (0.102 R)
• M7: 2,259,975 km (0.119 R)
• M8: 2,674,960 km (0.106 R)
• M9: 3,184,789 km (0.1 R)
• M10: 4,286,727 km (0.082 R)
• M11: 5,266,743 km (0.092 R)
• M12: 7,025,565 km (0.052 R)
• M13: 7,299,778 km (0.118 R)
• M14: 8,381,520 km (0.077 R)
• M15: 9,614,356 km (0.06 R)
• M16: 11,440,497 km (0.118 R)
• M17: 12,492,320 km (0.1 R)
• M18: 13,546,835 km (0.113 R)
• M19: 15,500,284 km (0.084 R)
• M20: 16,509,920 km (0.09 R)
• M21: 16,925,802 km (0.092 R)
• M22: 20,828,512 km (0.074 R)
• M23: 21,642,174 km (0.102 R)
• M24: 22,392,408 km (0.106 R)
• M25: 23,332,780 km (0.105 R)
• M26: 25,567,772 km (0.077 R)
• M27: 26,031,226 km (0.1 R)
• M28: 28,433,469 km (0.071 R)
• M29: 35,248,849 km (0.098 R)
• M30: 40,268,007 km (0.109 R)
• M31: 41,275,249 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 19,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit