🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.2

Radius: 14.6

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.72 AU - 0.78 AU

Year: 426 Days

Day: 7.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,439,533 km

• M1: 181,612 km (0.042 R)
• M2: 671,096 km (0.084 R)
• M3: 1,179,130 km (0.083 R)
• M4: 2,279,124 km (0.113 R)
• M5: 2,764,120 km (0.065 R)
• M6: 3,253,604 km (0.112 R)
• M7: 3,984,838 km (0.102 R)
• M8: 4,823,933 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.5

Radius: 10.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.96 AU - 1.28 AU

Year: 778 Days

Day: 10.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,439,533 km

• M1: 126,859 km (0.118 R)
• M2: 471,532 km (0.062 R)
• M3: 933,940 km (0.066 R)
• M4: 1,386,323 km (0.09 R)
• M5: 1,906,475 km (0.102 R)
• M6: 2,345,096 km (0.049 R)
• M7: 2,709,666 km (0.033 R)
• M8: 3,077,079 km (0.11 R)
• M9: 3,996,208 km (0.095 R)
• M10: 4,766,936 km (0.091 R)
• M11: 5,154,843 km (0.051 R)
• M12: 5,616,353 km (0.111 R)
• M13: 5,957,436 km (0.113 R)
• M14: 6,466,069 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.9

Radius: 14.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.48 AU - 1.5 AU

Year: 1193 Days

Day: 8.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,439,533 km

• M1: 184,155 km (0.064 R)
• M2: 729,589 km (0.052 R)
• M3: 1,302,399 km (0.09 R)
• M4: 1,822,551 km (0.116 R)
• M5: 2,327,743 km (0.104 R)
• M6: 3,052,245 km (0.119 R)
• M7: 3,538,738 km (0.12 R)
• M8: 4,007,278 km (0.07 R)
• M9: 4,702,160 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.2

Radius: 14.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.4 AU - 1.61 AU

Year: 1205 Days

Day: 12.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,439,533 km

• M1: 179,218 km (0.108 R)
• M2: 688,001 km (0.087 R)
• M3: 1,151,305 km (0.085 R)
• M4: 1,729,950 km (0.083 R)
• M5: 2,637,859 km (0.048 R)
• M6: 3,116,124 km (0.104 R)
• M7: 3,566,114 km (0.054 R)
• M8: 5,261,656 km (0.102 R)
• M9: 6,822,411 km (0.073 R)
• M10: 7,931,380 km (0.082 R)
• M11: 8,967,196 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.3

Radius: 8.4

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.26 AU - 5.38 AU

Year: 6942 Days

Day: 11.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,439,533 km

• M1: 104,419 km (0.084 R)
• M2: 386,112 km (0.119 R)
• M3: 930,349 km (0.029 R)
• M4: 1,345,633 km (0.059 R)
• M5: 1,925,025 km (0.101 R)
• M6: 2,698,895 km (0.115 R)
• M7: 3,306,412 km (0.103 R)
• M8: 4,152,089 km (0.112 R)
• M9: 4,763,645 km (0.114 R)
• M10: 5,164,418 km (0.073 R)
• M11: 5,649,863 km (0.119 R)
• M12: 5,968,506 km (0.091 R)
• M13: 6,231,948 km (0.107 R)
• M14: 6,537,726 km (0.12 R)
• M15: 7,290,353 km (0.077 R)
• M16: 8,924,560 km (0.119 R)
• M17: 9,987,154 km (0.102 R)
• M18: 10,312,529 km (0.111 R)
• M19: 10,596,915 km (0.116 R)
• M20: 12,361,870 km (0.079 R)
• M21: 12,629,052 km (0.094 R)
• M22: 14,139,392 km (0.097 R)
• M23: 14,490,798 km (0.064 R)
• M24: 16,592,947 km (0.106 R)
• M25: 18,540,113 km (0.041 R)
• M26: 20,189,130 km (0.088 R)
• M27: 22,089,771 km (0.074 R)
• M28: 26,953,348 km (0.09 R)
• M29: 28,689,880 km (0.087 R)
• M30: 30,112,555 km (0.116 R)
• M31: 30,402,626 km (0.077 R)
• M32: 30,694,641 km (0.04 R)
• M33: 32,790,956 km (0.084 R)
• M34: 34,030,673 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597

Radius: 7.8

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.1 AU - 7.64 AU

Year: 10547 Days

Day: 20 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,439,533 km

• M1: 113,246 km (0.103 R)
• M2: 643,420 km (0.119 R)
• M3: 910,004 km (0.061 R)
• M4: 1,170,005 km (0.114 R)
• M5: 1,648,269 km (0.06 R)
• M6: 1,908,869 km (0.117 R)
• M7: 2,197,144 km (0.092 R)
• M8: 2,948,724 km (0.096 R)
• M9: 3,383,904 km (0.043 R)
• M10: 4,129,799 km (0.064 R)
• M11: 4,795,809 km (0.1 R)
• M12: 6,050,336 km (0.105 R)
• M13: 7,105,450 km (0.107 R)
• M14: 8,957,173 km (0.105 R)
• M15: 9,770,835 km (0.086 R)
• M16: 10,477,087 km (0.119 R)
• M17: 12,104,712 km (0.04 R)
• M18: 12,800,641 km (0.082 R)
• M19: 14,082,396 km (0.057 R)
• M20: 14,528,048 km (0.096 R)
• M21: 16,545,225 km (0.115 R)
• M22: 17,989,294 km (0.116 R)
• M23: 20,471,721 km (0.109 R)
• M24: 20,797,246 km (0.08 R)
• M25: 24,518,642 km (0.119 R)
• M26: 25,070,808 km (0.095 R)
• M27: 26,200,122 km (0.048 R)
• M28: 27,560,117 km (0.111 R)
• M29: 28,864,460 km (0.079 R)
• M30: 31,921,642 km (0.107 R)
• M31: 32,580,023 km (0.108 R)
• M32: 35,538,321 km (0.115 R)
• M33: 43,707,411 km (0.098 R)
• M34: 44,112,074 km (0.119 R)
• M35: 45,340,871 km (0.05 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: 329 - 18,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit