🌌 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: 131.4

Radius: 12.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.66 AU - 0.88 AU

Year: 436 Days

Day: 12.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,955,692 km

• M1: 158,574 km (0.036 R)
• M2: 628,161 km (0.098 R)
• M3: 1,204,113 km (0.071 R)
• M4: 1,759,869 km (0.12 R)
• M5: 2,292,887 km (0.047 R)
• M6: 2,751,404 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.7

Radius: 8.7

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.72 AU - 0.92 AU

Year: 479 Days

Day: 12.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,955,692 km

• M1: 108,159 km (0.04 R)
• M2: 424,260 km (0.1 R)
• M3: 840,590 km (0.104 R)
• M4: 1,231,340 km (0.073 R)
• M5: 1,664,725 km (0.05 R)
• M6: 2,524,015 km (0.079 R)
• M7: 3,276,343 km (0.108 R)
• M8: 3,549,509 km (0.064 R)
• M9: 4,015,805 km (0.118 R)
• M10: 4,329,362 km (0.118 R)
• M11: 4,643,967 km (0.117 R)
• M12: 5,038,456 km (0.046 R)
• M13: 5,610,668 km (0.096 R)
• M14: 5,912,706 km (0.096 R)
• M15: 6,376,609 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.2

Radius: 10.3

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.55 AU - 2.11 AU

Year: 1598 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,955,692 km

• M1: 128,205 km (0.098 R)
• M2: 451,038 km (0.077 R)
• M3: 952,938 km (0.068 R)
• M4: 1,426,117 km (0.07 R)
• M5: 1,962,275 km (0.083 R)
• M6: 2,548,101 km (0.092 R)
• M7: 3,358,771 km (0.114 R)
• M8: 5,306,087 km (0.087 R)
• M9: 6,597,266 km (0.1 R)
• M10: 7,125,197 km (0.116 R)
• M11: 7,567,558 km (0.103 R)
• M12: 7,969,677 km (0.05 R)
• M13: 8,325,570 km (0.067 R)
• M14: 8,754,168 km (0.037 R)
• M15: 9,756,025 km (0.088 R)
• M16: 10,940,840 km (0.074 R)
• M17: 11,493,006 km (0.056 R)
• M18: 13,016,062 km (0.115 R)
• M19: 14,669,268 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.2

Radius: 8.3

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.94 AU - 2.3 AU

Year: 1993 Days

Day: 7.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,955,692 km

• M1: 103,223 km (0.093 R)
• M2: 482,603 km (0.082 R)
• M3: 1,265,748 km (0.106 R)
• M4: 1,554,621 km (0.094 R)
• M5: 1,825,393 km (0.115 R)
• M6: 2,139,549 km (0.112 R)
• M7: 2,451,610 km (0.115 R)
• M8: 3,153,523 km (0.119 R)
• M9: 3,608,749 km (0.055 R)
• M10: 3,930,385 km (0.056 R)
• M11: 4,382,619 km (0.115 R)
• M12: 5,632,809 km (0.064 R)
• M13: 6,160,889 km (0.03 R)
• M14: 7,557,684 km (0.072 R)
• M15: 8,229,080 km (0.087 R)
• M16: 8,728,288 km (0.095 R)
• M17: 10,347,535 km (0.044 R)
• M18: 10,859,609 km (0.061 R)
• M19: 11,281,475 km (0.049 R)
• M20: 11,714,112 km (0.083 R)
• M21: 12,045,770 km (0.078 R)
• M22: 12,421,710 km (0.063 R)
• M23: 12,728,086 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.6

Radius: 7.7

Gravity: 16.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.04 AU - 8.3 AU

Year: 12396 Days

Day: 18.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 70.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,955,692 km

• M1: 95,743 km (0.07 R)
• M2: 456,573 km (0.098 R)
• M3: 727,794 km (0.113 R)
• M4: 1,145,770 km (0.105 R)
• M5: 2,278,675 km (0.112 R)
• M6: 3,280,233 km (0.088 R)
• M7: 4,235,565 km (0.102 R)
• M8: 4,613,748 km (0.099 R)
• M9: 5,695,191 km (0.09 R)
• M10: 6,116,907 km (0.052 R)
• M11: 6,518,278 km (0.094 R)
• M12: 7,109,489 km (0.082 R)
• M13: 8,496,112 km (0.118 R)
• M14: 9,047,081 km (0.045 R)
• M15: 9,568,429 km (0.116 R)
• M16: 11,855,930 km (0.105 R)
• M17: 12,995,268 km (0.036 R)
• M18: 13,524,396 km (0.065 R)
• M19: 15,416,809 km (0.093 R)
• M20: 16,927,747 km (0.12 R)
• M21: 17,638,786 km (0.083 R)
• M22: 17,880,237 km (0.105 R)
• M23: 18,617,754 km (0.075 R)
• M24: 24,458,205 km (0.09 R)
• M25: 25,984,701 km (0.082 R)
• M26: 31,649,374 km (0.088 R)
• M27: 43,558,262 km (0.116 R)
• M28: 46,711,636 km (0.032 R)
• M29: 48,265,359 km (0.061 R)
• M30: 50,013,859 km (0.116 R)
• M31: 50,336,243 km (0.1 R)
• M32: 52,965,575 km (0.03 R)
• M33: 54,484,143 km (0.112 R)
• M34: 55,168,254 km (0.109 R)
• M35: 60,300,508 km (0.078 R)
• M36: 60,665,677 km (0.046 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 11,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit