🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.63 AU - 1.99 AU

Year: 894 Days

Day: 38.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.8

Radius: 12.2

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.9 AU - 5.7 AU

Year: 4479 Days

Day: 8.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,549,347 km

• M1: 151,692 km (0.113 R)
• M2: 621,130 km (0.034 R)
• M3: 1,035,516 km (0.102 R)
• M4: 2,055,026 km (0.119 R)
• M5: 2,460,735 km (0.083 R)
• M6: 3,134,375 km (0.091 R)
• M7: 3,697,162 km (0.116 R)
• M8: 5,284,694 km (0.082 R)
• M9: 9,127,864 km (0.074 R)
• M10: 10,784,211 km (0.092 R)
• M11: 12,163,653 km (0.084 R)
• M12: 12,871,850 km (0.05 R)
• M13: 14,062,200 km (0.048 R)
• M14: 15,432,965 km (0.088 R)
• M15: 15,816,684 km (0.117 R)
• M16: 18,995,938 km (0.081 R)
• M17: 21,135,935 km (0.036 R)
• M18: 21,814,960 km (0.062 R)
• M19: 22,719,429 km (0.081 R)
• M20: 24,603,165 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.7

Radius: 14.2

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.23 AU - 8.09 AU

Year: 6309 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 148 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,549,347 km

• M1: 177,573 km (0.102 R)
• M2: 715,676 km (0.104 R)
• M3: 1,753,885 km (0.081 R)
• M4: 2,533,590 km (0.115 R)
• M5: 3,535,297 km (0.099 R)
• M6: 4,103,170 km (0.114 R)
• M7: 4,759,307 km (0.106 R)
• M8: 7,341,665 km (0.118 R)
• M9: 8,557,447 km (0.113 R)
• M10: 9,279,107 km (0.115 R)
• M11: 10,461,080 km (0.101 R)
• M12: 11,039,425 km (0.108 R)
• M13: 11,690,026 km (0.052 R)
• M14: 12,579,386 km (0.107 R)
• M15: 13,569,574 km (0.073 R)
• M16: 15,273,643 km (0.066 R)
• M17: 16,529,368 km (0.038 R)
• M18: 17,650,006 km (0.07 R)
• M19: 18,610,424 km (0.07 R)
• M20: 19,245,916 km (0.105 R)
• M21: 20,263,480 km (0.094 R)
• M22: 20,710,329 km (0.118 R)
• M23: 22,247,896 km (0.108 R)
• M24: 24,779,541 km (0.099 R)
• M25: 27,954,307 km (0.113 R)
• M26: 28,415,667 km (0.11 R)
• M27: 31,391,019 km (0.111 R)
• M28: 32,191,367 km (0.051 R)
• M29: 33,417,322 km (0.08 R)
• M30: 34,041,743 km (0.076 R)
• M31: 34,568,178 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.7

Radius: 3.8

Gravity: 63.48 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.74 AU - 17.6 AU

Year: 24985 Days

Day: 16.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 66,549,347 km

• M1: 86,617 km (0.036 R)
• M2: 281,094 km (0.101 R)
• M3: 416,331 km (0.034 R)
• M4: 1,245,552 km (0.115 R)
• M5: 2,467,617 km (0.044 R)
• M6: 2,887,538 km (0.085 R)
• M7: 3,056,883 km (0.106 R)
• M8: 3,415,319 km (0.061 R)
• M9: 3,701,949 km (0.088 R)
• M10: 4,179,615 km (0.077 R)
• M11: 4,507,533 km (0.049 R)
• M12: 4,658,777 km (0.11 R)
• M13: 4,852,506 km (0.047 R)
• M14: 5,092,012 km (0.078 R)
• M15: 5,297,709 km (0.052 R)
• M16: 5,813,822 km (0.037 R)
• M17: 7,045,611 km (0.105 R)
• M18: 8,964,802 km (0.06 R)
• M19: 10,465,568 km (0.081 R)
• M20: 11,484,180 km (0.105 R)
• M21: 11,981,293 km (0.084 R)
• M22: 12,271,813 km (0.116 R)
• M23: 13,018,456 km (0.105 R)
• M24: 13,795,018 km (0.076 R)
• M25: 15,100,858 km (0.109 R)
• M26: 18,335,912 km (0.027 R)
• M27: 19,409,576 km (0.063 R)
• M28: 20,627,901 km (0.081 R)
• M29: 21,681,219 km (0.066 R)
• M30: 23,894,669 km (0.118 R)
• M31: 26,011,479 km (0.045 R)
• M32: 29,154,231 km (0.12 R)
• M33: 29,679,470 km (0.089 R)
• M34: 30,613,708 km (0.09 R)
• M35: 38,175,881 km (0.06 R)
• M36: 40,082,057 km (0.046 R)
• M37: 46,179,217 km (0.085 R)
• M38: 59,326,925 km (0.107 R)
• M39: 60,381,740 km (0.104 R)
• M40: 70,443,244 km (0.102 R)
• M41: 82,085,100 km (0.059 R)
• M42: 89,871,968 km (0.1 R)
• M43: 91,262,331 km (0.058 R)
• M44: 92,384,913 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.5

Radius: 6.3

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 15.52 AU - 18.96 AU

Year: 26277 Days

Day: 22.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,549,347 km

• M1: 78,389 km (0.104 R)
• M2: 298,298 km (0.093 R)
• M3: 506,090 km (0.114 R)
• M4: 1,032,076 km (0.086 R)
• M5: 1,460,674 km (0.112 R)
• M6: 2,215,844 km (0.117 R)
• M7: 2,952,763 km (0.105 R)
• M8: 3,364,007 km (0.106 R)
• M9: 4,626,165 km (0.094 R)
• M10: 8,091,749 km (0.094 R)
• M11: 9,974,288 km (0.107 R)
• M12: 14,293,029 km (0.085 R)
• M13: 20,795,151 km (0.092 R)
• M14: 23,073,826 km (0.096 R)
• M15: 44,000,773 km (0.05 R)
• M16: 53,372,481 km (0.107 R)
• M17: 55,818,406 km (0.104 R)
• M18: 62,832,003 km (0.106 R)
• M19: 64,184,966 km (0.103 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: 402 - 12,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit