🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.5

Radius: 12

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.43 AU - 0.65 AU

Year: 265 Days

Day: 12.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 46,060,307 km

• M1: 160,668 km (0.07 R)
• M2: 697,874 km (0.088 R)
• M3: 1,673,551 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 8.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.89 AU - 1.19 AU

Year: 707 Days

Day: 13.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 46,060,307 km

• M1: 104,719 km (0.11 R)
• M2: 550,520 km (0.116 R)
• M3: 886,218 km (0.106 R)
• M4: 1,216,530 km (0.101 R)
• M5: 2,189,215 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.8

Radius: 10

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.12 AU - 2.56 AU

Year: 2387 Days

Day: 7.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,060,307 km

• M1: 124,316 km (0.076 R)
• M2: 464,352 km (0.113 R)
• M3: 837,898 km (0.082 R)
• M4: 1,195,437 km (0.068 R)
• M5: 1,522,906 km (0.096 R)
• M6: 2,245,614 km (0.048 R)
• M7: 3,181,947 km (0.112 R)
• M8: 3,510,613 km (0.079 R)
• M9: 4,135,783 km (0.101 R)
• M10: 4,549,720 km (0.108 R)
• M11: 5,632,360 km (0.029 R)
• M12: 5,986,009 km (0.093 R)
• M13: 7,079,121 km (0.074 R)
• M14: 7,491,562 km (0.069 R)
• M15: 8,140,368 km (0.053 R)
• M16: 9,409,108 km (0.084 R)
• M17: 10,201,528 km (0.106 R)
• M18: 11,552,845 km (0.114 R)
• M19: 12,461,203 km (0.113 R)
• M20: 16,218,952 km (0.119 R)
• M21: 16,678,218 km (0.088 R)
• M22: 17,837,751 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.1

Radius: 8.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.82 AU - 6 AU

Year: 7255 Days

Day: 12.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,060,307 km

• M1: 112,049 km (0.035 R)
• M2: 399,875 km (0.056 R)
• M3: 771,327 km (0.09 R)
• M4: 1,086,679 km (0.083 R)
• M5: 1,372,560 km (0.092 R)
• M6: 1,731,745 km (0.049 R)
• M7: 2,101,850 km (0.091 R)
• M8: 2,382,047 km (0.052 R)
• M9: 5,060,896 km (0.071 R)
• M10: 7,063,114 km (0.034 R)
• M11: 7,982,243 km (0.089 R)
• M12: 9,944,818 km (0.118 R)
• M13: 11,338,621 km (0.098 R)
• M14: 12,509,224 km (0.106 R)
• M15: 13,438,826 km (0.103 R)
• M16: 14,224,364 km (0.102 R)
• M17: 15,385,243 km (0.069 R)
• M18: 16,296,294 km (0.037 R)
• M19: 18,731,299 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.6

Radius: 3

Gravity: 76.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.09 AU - 7.13 AU

Year: 11333 Days

Day: 16.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 46,060,307 km

• M1: 37,250 km (0.115 R)
• M2: 183,407 km (0.102 R)
• M3: 326,273 km (0.103 R)
• M4: 435,629 km (0.097 R)
• M5: 577,149 km (0.072 R)
• M6: 861,235 km (0.102 R)
• M7: 1,132,755 km (0.027 R)
• M8: 1,574,667 km (0.088 R)
• M9: 1,697,188 km (0.113 R)
• M10: 1,944,024 km (0.113 R)
• M11: 2,309,791 km (0.031 R)
• M12: 2,873,925 km (0.097 R)
• M13: 3,372,086 km (0.066 R)
• M14: 3,576,137 km (0.097 R)
• M15: 4,506,187 km (0.085 R)
• M16: 4,880,930 km (0.1 R)
• M17: 6,055,572 km (0.094 R)
• M18: 7,071,791 km (0.099 R)
• M19: 8,379,575 km (0.11 R)
• M20: 8,753,719 km (0.102 R)
• M21: 9,788,787 km (0.115 R)
• M22: 12,575,945 km (0.093 R)
• M23: 13,066,028 km (0.108 R)
• M24: 16,276,697 km (0.082 R)
• M25: 19,083,153 km (0.12 R)
• M26: 22,640,441 km (0.091 R)
• M27: 24,859,127 km (0.05 R)
• M28: 25,050,313 km (0.109 R)
• M29: 26,119,489 km (0.093 R)
• M30: 28,452,318 km (0.063 R)
• M31: 35,788,299 km (0.066 R)
• M32: 41,410,037 km (0.1 R)
• M33: 44,570,142 km (0.068 R)
• M34: 45,849,204 km (0.05 R)
• M35: 47,592,319 km (0.037 R)
• M36: 47,739,672 km (0.112 R)
• M37: 48,331,482 km (0.119 R)
• M38: 51,519,861 km (0.098 R)
• M39: 51,674,994 km (0.063 R)
• M40: 51,830,576 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.4

Radius: 5.1

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.68 AU - 7.24 AU

Year: 12245 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,060,307 km

• M1: 67,020 km (0.068 R)
• M2: 442,511 km (0.117 R)
• M3: 667,954 km (0.099 R)
• M4: 1,460,374 km (0.096 R)
• M5: 1,935,796 km (0.07 R)
• M6: 2,138,651 km (0.046 R)
• M7: 2,528,054 km (0.075 R)
• M8: 4,900,228 km (0.111 R)
• M9: 5,310,874 km (0.096 R)
• M10: 7,106,946 km (0.088 R)
• M11: 8,054,948 km (0.079 R)
• M12: 10,762,669 km (0.12 R)
• M13: 13,835,709 km (0.094 R)
• M14: 17,089,014 km (0.061 R)
• M15: 44,424,284 km (0.081 R)
• M16: 45,784,877 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 14,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit