🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.6

Radius: 11

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.68 AU - 0.7 AU

Year: 396 Days

Day: 13.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,076,451 km

• M1: 137,780 km (0.091 R)
• M2: 494,122 km (0.076 R)
• M3: 884,423 km (0.092 R)
• M4: 1,289,384 km (0.11 R)
• M5: 1,667,567 km (0.09 R)
• M6: 2,049,940 km (0.07 R)
• M7: 2,438,146 km (0.098 R)
• M8: 3,108,345 km (0.106 R)
• M9: 3,532,903 km (0.12 R)
• M10: 4,070,708 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.8

Radius: 11

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.86 AU - 1.08 AU

Year: 659 Days

Day: 6.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,076,451 km

• M1: 136,882 km (0.087 R)
• M2: 624,272 km (0.083 R)
• M3: 1,039,705 km (0.088 R)
• M4: 1,392,906 km (0.059 R)
• M5: 2,977,596 km (0.11 R)
• M6: 3,626,851 km (0.084 R)
• M7: 3,993,066 km (0.111 R)
• M8: 4,446,198 km (0.115 R)
• M9: 5,402,578 km (0.117 R)
• M10: 5,882,188 km (0.101 R)
• M11: 6,572,582 km (0.06 R)
• M12: 6,990,708 km (0.041 R)
• M13: 7,471,366 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.3

Radius: 9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.18 AU - 1.54 AU

Year: 1095 Days

Day: 7.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,076,451 km

• M1: 111,899 km (0.088 R)
• M2: 403,765 km (0.052 R)
• M3: 689,497 km (0.064 R)
• M4: 1,188,705 km (0.119 R)
• M5: 1,516,922 km (0.055 R)
• M6: 1,833,621 km (0.041 R)
• M7: 2,297,375 km (0.082 R)
• M8: 2,861,957 km (0.079 R)
• M9: 3,601,270 km (0.104 R)
• M10: 4,219,258 km (0.064 R)
• M11: 4,629,755 km (0.107 R)
• M12: 4,959,319 km (0.119 R)
• M13: 5,704,915 km (0.083 R)
• M14: 6,416,701 km (0.11 R)
• M15: 6,827,348 km (0.101 R)
• M16: 7,301,423 km (0.114 R)
• M17: 8,366,111 km (0.101 R)
• M18: 8,856,643 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.9

Radius: 11

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.31 AU - 2.73 AU

Year: 2761 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,076,451 km

• M1: 142,118 km (0.095 R)
• M2: 536,907 km (0.114 R)
• M3: 1,454,989 km (0.072 R)
• M4: 1,799,513 km (0.111 R)
• M5: 5,552,325 km (0.086 R)
• M6: 6,188,116 km (0.089 R)
• M7: 7,110,387 km (0.105 R)
• M8: 8,662,614 km (0.095 R)
• M9: 10,492,346 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.7

Radius: 9.7

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.21 AU - 4.07 AU

Year: 4794 Days

Day: 5.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 23,076,451 km

• M1: 122,221 km (0.101 R)
• M2: 428,149 km (0.116 R)
• M3: 862,282 km (0.048 R)
• M4: 1,262,157 km (0.092 R)
• M5: 1,632,711 km (0.054 R)
• M6: 2,530,149 km (0.076 R)
• M7: 3,837,485 km (0.029 R)
• M8: 4,159,868 km (0.119 R)
• M9: 5,519,862 km (0.085 R)
• M10: 6,884,644 km (0.094 R)
• M11: 9,010,878 km (0.039 R)
• M12: 9,376,196 km (0.079 R)
• M13: 9,793,574 km (0.077 R)
• M14: 10,531,840 km (0.056 R)
• M15: 11,120,956 km (0.059 R)
• M16: 12,119,073 km (0.07 R)
• M17: 12,766,084 km (0.113 R)
• M18: 13,646,916 km (0.037 R)
• M19: 14,237,977 km (0.116 R)
• M20: 18,342,793 km (0.099 R)
• M21: 19,665,986 km (0.11 R)
• M22: 20,769,420 km (0.078 R)
• M23: 21,479,861 km (0.112 R)
• M24: 22,724,515 km (0.112 R)
• M25: 23,478,638 km (0.064 R)
• M26: 24,327,456 km (0.101 R)
• M27: 24,878,275 km (0.095 R)
• M28: 29,498,905 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.3

Radius: 12.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.21 AU - 4.65 AU

Year: 5378 Days

Day: 11.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 90.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,076,451 km

• M1: 155,731 km (0.041 R)
• M2: 713,283 km (0.102 R)
• M3: 1,136,944 km (0.115 R)
• M4: 1,722,470 km (0.108 R)
• M5: 2,370,827 km (0.106 R)
• M6: 2,801,819 km (0.09 R)
• M7: 3,723,641 km (0.08 R)
• M8: 4,136,680 km (0.062 R)
• M9: 4,909,952 km (0.066 R)
• M10: 5,460,173 km (0.114 R)
• M11: 6,191,407 km (0.069 R)
• M12: 6,895,115 km (0.041 R)
• M13: 8,497,757 km (0.114 R)
• M14: 9,980,123 km (0.112 R)
• M15: 10,537,674 km (0.029 R)
• M16: 10,948,470 km (0.075 R)
• M17: 13,072,311 km (0.07 R)
• M18: 14,531,488 km (0.117 R)
• M19: 18,237,327 km (0.107 R)
• M20: 19,745,124 km (0.116 R)
• M21: 20,371,041 km (0.092 R)
• M22: 22,463,167 km (0.067 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 11,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit