🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.69 AU

Year: 156 Days

Day: 20 Hours

Environment

Temp: 221 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.74 AU - 0.94 AU

Year: 278 Days

Day: 42.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.87 AU - 0.87 AU

Year: 293 Days

Day: 37.5 Hours

Environment

Temp: 90 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,930,975 km

• M1: 24,684 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.11 AU - 2.71 AU

Year: 1353 Days

Day: 24.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.18 AU - 3.04 AU

Year: 1525 Days

Day: 45.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 10.2

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.58 AU - 7.64 AU

Year: 7592 Days

Day: 9.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,930,975 km

• M1: 131,796 km (0.088 R)
• M2: 458,069 km (0.114 R)
• M3: 781,200 km (0.083 R)
• M4: 1,159,084 km (0.078 R)
• M5: 1,503,309 km (0.116 R)
• M6: 2,023,610 km (0.069 R)
• M7: 2,934,961 km (0.111 R)
• M8: 3,404,548 km (0.038 R)
• M9: 4,048,717 km (0.099 R)
• M10: 4,772,322 km (0.081 R)
• M11: 5,517,169 km (0.043 R)
• M12: 6,903,942 km (0.047 R)
• M13: 8,343,372 km (0.104 R)
• M14: 9,468,348 km (0.111 R)
• M15: 10,888,631 km (0.074 R)
• M16: 11,392,177 km (0.112 R)
• M17: 13,736,824 km (0.113 R)
• M18: 15,426,233 km (0.058 R)
• M19: 15,805,464 km (0.112 R)
• M20: 16,190,978 km (0.049 R)
• M21: 16,517,101 km (0.108 R)
• M22: 20,023,525 km (0.085 R)
• M23: 21,010,572 km (0.083 R)
• M24: 23,913,070 km (0.092 R)
• M25: 24,937,217 km (0.056 R)
• M26: 27,072,876 km (0.068 R)
• M27: 28,752,711 km (0.114 R)
• M28: 32,732,463 km (0.076 R)
• M29: 33,994,471 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.5

Radius: 8.4

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.43 AU - 10.79 AU

Year: 11626 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,930,975 km

• M1: 118,182 km (0.093 R)
• M2: 617,540 km (0.067 R)
• M3: 1,071,570 km (0.115 R)
• M4: 2,142,391 km (0.1 R)
• M5: 3,146,492 km (0.109 R)
• M6: 4,581,884 km (0.116 R)
• M7: 5,166,512 km (0.074 R)
• M8: 5,696,687 km (0.109 R)
• M9: 5,975,089 km (0.118 R)
• M10: 8,230,426 km (0.109 R)
• M11: 12,103,365 km (0.102 R)
• M12: 12,799,893 km (0.106 R)
• M13: 13,400,528 km (0.046 R)
• M14: 16,199,505 km (0.026 R)
• M15: 16,689,288 km (0.067 R)
• M16: 19,601,061 km (0.048 R)
• M17: 21,384,716 km (0.082 R)
• M18: 29,813,659 km (0.105 R)
• M19: 34,640,434 km (0.062 R)
• M20: 38,461,164 km (0.094 R)
• M21: 46,927,655 km (0.116 R)
• M22: 47,210,545 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.6

Radius: 6.5

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.46 AU - 16.56 AU

Year: 18965 Days

Day: 21.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,930,975 km

• M1: 91,255 km (0.059 R)
• M2: 309,817 km (0.111 R)
• M3: 545,135 km (0.106 R)
• M4: 914,492 km (0.062 R)
• M5: 1,799,513 km (0.108 R)
• M6: 2,194,750 km (0.073 R)
• M7: 2,458,791 km (0.107 R)
• M8: 2,946,031 km (0.081 R)
• M9: 3,212,764 km (0.104 R)
• M10: 3,643,157 km (0.097 R)
• M11: 3,856,932 km (0.077 R)
• M12: 4,725,198 km (0.114 R)
• M13: 6,006,654 km (0.109 R)
• M14: 6,887,636 km (0.082 R)
• M15: 9,576,956 km (0.117 R)
• M16: 12,070,155 km (0.075 R)
• M17: 12,546,923 km (0.102 R)
• M18: 12,895,187 km (0.116 R)
• M19: 13,393,348 km (0.115 R)
• M20: 14,052,775 km (0.098 R)
• M21: 17,247,438 km (0.096 R)
• M22: 21,781,600 km (0.1 R)
• M23: 24,482,589 km (0.073 R)
• M24: 27,166,824 km (0.094 R)
• M25: 27,398,850 km (0.027 R)
• M26: 28,340,868 km (0.098 R)
• M27: 29,793,912 km (0.047 R)
• M28: 33,642,766 km (0.072 R)
• M29: 36,667,037 km (0.073 R)
• M30: 42,153,838 km (0.082 R)
• M31: 52,173,305 km (0.096 R)
• M32: 55,836,208 km (0.114 R)
• M33: 56,777,927 km (0.098 R)
• M34: 57,157,606 km (0.108 R)
• M35: 64,903,784 km (0.064 R)
• M36: 68,274,224 km (0.116 R)
• M37: 77,673,010 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.3

Radius: 4.7

Gravity: 14.59 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.92 AU - 18.46 AU

Year: 21410 Days

Day: 22.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,930,975 km

• M1: 59,839 km (0.098 R)
• M2: 275,709 km (0.109 R)
• M3: 510,278 km (0.069 R)
• M4: 782,247 km (0.087 R)
• M5: 1,096,552 km (0.098 R)
• M6: 1,359,246 km (0.106 R)
• M7: 1,521,111 km (0.071 R)
• M8: 1,796,670 km (0.093 R)
• M9: 2,302,311 km (0.093 R)
• M10: 2,969,368 km (0.086 R)
• M11: 3,373,731 km (0.1 R)
• M12: 4,048,118 km (0.071 R)
• M13: 4,322,780 km (0.12 R)
• M14: 4,977,720 km (0.101 R)
• M15: 6,360,004 km (0.106 R)
• M16: 6,731,455 km (0.075 R)
• M17: 8,509,725 km (0.119 R)
• M18: 10,240,573 km (0.032 R)
• M19: 13,896,146 km (0.108 R)
• M20: 14,380,395 km (0.038 R)
• M21: 15,236,693 km (0.059 R)
• M22: 15,975,706 km (0.088 R)
• M23: 29,420,216 km (0.077 R)
• M24: 39,412,905 km (0.108 R)
• M25: 42,079,338 km (0.102 R)
• M26: 45,314,093 km (0.113 R)
• M27: 46,071,656 km (0.056 R)
• M28: 57,936,563 km (0.111 R)
• M29: 59,368,513 km (0.077 R)
• M30: 60,640,694 km (0.099 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 16,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit