🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.49 AU - 0.65 AU

Year: 161 Days

Day: 40.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.55 AU - 0.83 AU

Year: 215 Days

Day: 29.7 Hours

Environment

Temp: 126 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.81 AU - 0.83 AU

Year: 278 Days

Day: 34.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.6

Radius: 9.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.38 AU - 6.3 AU

Year: 5289 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,090,329 km

• M1: 123,867 km (0.114 R)
• M2: 435,779 km (0.025 R)
• M3: 947,852 km (0.112 R)
• M4: 1,380,639 km (0.082 R)
• M5: 1,818,961 km (0.107 R)
• M6: 2,116,211 km (0.066 R)
• M7: 2,685,132 km (0.041 R)
• M8: 3,649,590 km (0.101 R)
• M9: 4,419,271 km (0.115 R)
• M10: 5,756,526 km (0.092 R)
• M11: 8,071,553 km (0.118 R)
• M12: 8,607,562 km (0.076 R)
• M13: 10,139,145 km (0.088 R)
• M14: 12,893,541 km (0.088 R)
• M15: 13,520,057 km (0.102 R)
• M16: 14,057,562 km (0.063 R)
• M17: 15,932,921 km (0.114 R)
• M18: 17,209,889 km (0.102 R)
• M19: 17,841,341 km (0.083 R)
• M20: 18,685,223 km (0.037 R)
• M21: 21,521,299 km (0.081 R)
• M22: 22,032,625 km (0.084 R)
• M23: 22,552,029 km (0.101 R)
• M24: 25,031,165 km (0.063 R)
• M25: 25,923,815 km (0.104 R)
• M26: 26,921,633 km (0.072 R)
• M27: 28,291,650 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.1

Radius: 9.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.19 AU - 6.71 AU

Year: 5439 Days

Day: 14.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,090,329 km

• M1: 124,914 km (0.054 R)
• M2: 570,417 km (0.088 R)
• M3: 902,524 km (0.114 R)
• M4: 2,423,037 km (0.039 R)
• M5: 4,342,976 km (0.093 R)
• M6: 5,700,427 km (0.102 R)
• M7: 10,921,243 km (0.097 R)
• M8: 18,501,068 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.6

Radius: 13

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.41 AU - 12.69 AU

Year: 13765 Days

Day: 12.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,090,329 km

• M1: 183,257 km (0.092 R)
• M2: 707,598 km (0.114 R)
• M3: 1,438,533 km (0.094 R)
• M4: 2,183,381 km (0.11 R)
• M5: 2,949,322 km (0.086 R)
• M6: 3,783,181 km (0.091 R)
• M7: 4,500,054 km (0.118 R)
• M8: 6,886,289 km (0.055 R)
• M9: 8,043,878 km (0.057 R)
• M10: 8,947,299 km (0.114 R)
• M11: 10,375,959 km (0.089 R)
• M12: 12,123,561 km (0.03 R)
• M13: 15,101,755 km (0.037 R)
• M14: 17,486,196 km (0.078 R)
• M15: 20,436,864 km (0.085 R)
• M16: 21,858,642 km (0.106 R)
• M17: 23,976,948 km (0.055 R)
• M18: 27,906,735 km (0.055 R)
• M19: 28,311,846 km (0.107 R)
• M20: 30,077,101 km (0.049 R)
• M21: 35,456,790 km (0.093 R)
• M22: 37,506,580 km (0.112 R)
• M23: 43,855,065 km (0.11 R)
• M24: 44,540,672 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.8

Radius: 5.4

Gravity: 24.75 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.4 AU - 15.66 AU

Year: 17626 Days

Day: 19 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,090,329 km

• M1: 69,114 km (0.033 R)
• M2: 661,971 km (0.111 R)
• M3: 887,863 km (0.068 R)
• M4: 1,112,859 km (0.101 R)
• M5: 1,482,365 km (0.107 R)
• M6: 1,748,051 km (0.107 R)
• M7: 3,248,219 km (0.109 R)
• M8: 3,639,716 km (0.099 R)
• M9: 4,350,156 km (0.097 R)
• M10: 7,832,795 km (0.109 R)
• M11: 8,796,205 km (0.081 R)
• M12: 9,224,504 km (0.062 R)
• M13: 9,443,814 km (0.058 R)
• M14: 11,016,537 km (0.088 R)
• M15: 12,959,813 km (0.117 R)
• M16: 13,514,372 km (0.12 R)
• M17: 14,744,815 km (0.087 R)
• M18: 20,048,209 km (0.055 R)
• M19: 21,548,526 km (0.061 R)
• M20: 23,021,616 km (0.096 R)
• M21: 23,937,006 km (0.105 R)
• M22: 25,516,161 km (0.1 R)
• M23: 25,840,040 km (0.114 R)
• M24: 34,331,664 km (0.069 R)
• M25: 38,417,481 km (0.117 R)
• M26: 38,985,654 km (0.096 R)
• M27: 39,703,574 km (0.109 R)
• M28: 40,430,470 km (0.108 R)
• M29: 49,520,635 km (0.078 R)
• M30: 49,856,333 km (0.105 R)
• M31: 50,702,010 km (0.089 R)
• M32: 55,435,137 km (0.075 R)
• M33: 59,125,267 km (0.105 R)
• M34: 59,503,002 km (0.118 R)
• M35: 62,583,222 km (0.087 R)
• M36: 68,226,652 km (0.071 R)
• M37: 71,171,486 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437

Radius: 4.8

Gravity: 18.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 11.51 AU - 16.23 AU

Year: 19357 Days

Day: 15.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,090,329 km

• M1: 61,634 km (0.079 R)
• M2: 267,331 km (0.065 R)
• M3: 520,002 km (0.072 R)
• M4: 704,905 km (0.086 R)
• M5: 869,612 km (0.101 R)
• M6: 1,264,850 km (0.076 R)
• M7: 1,930,561 km (0.11 R)
• M8: 3,799,786 km (0.046 R)
• M9: 4,157,624 km (0.113 R)
• M10: 4,603,126 km (0.109 R)
• M11: 5,403,325 km (0.079 R)
• M12: 6,091,177 km (0.059 R)
• M13: 6,332,927 km (0.119 R)
• M14: 8,503,592 km (0.105 R)
• M15: 8,805,630 km (0.066 R)
• M16: 9,378,141 km (0.098 R)
• M17: 9,755,128 km (0.115 R)
• M18: 10,946,974 km (0.079 R)
• M19: 11,669,831 km (0.082 R)
• M20: 13,547,434 km (0.093 R)
• M21: 14,309,336 km (0.102 R)
• M22: 20,015,896 km (0.086 R)
• M23: 20,911,987 km (0.107 R)
• M24: 24,359,470 km (0.104 R)
• M25: 26,857,156 km (0.079 R)
• M26: 27,507,159 km (0.094 R)
• M27: 30,915,447 km (0.05 R)
• M28: 37,605,763 km (0.085 R)
• M29: 38,146,559 km (0.096 R)
• M30: 38,692,592 km (0.102 R)
• M31: 44,593,480 km (0.06 R)
• M32: 45,047,360 km (0.092 R)
• M33: 46,272,865 km (0.105 R)
• M34: 48,470,608 km (0.055 R)
• M35: 49,757,149 km (0.082 R)
• M36: 52,734,895 km (0.084 R)
• M37: 53,242,481 km (0.043 R)
• M38: 53,412,424 km (0.058 R)
• M39: 54,439,563 km (0.074 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 15,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit