🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.43 AU - 0.61 AU

Year: 141 Days

Day: 42.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,849,636 km

• M1: 294,857 km (0.063 R)
• M2: 436,078 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.41 AU - 0.67 AU

Year: 149 Days

Day: 30.1 Hours

Environment

Temp: 173 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 171 Days

Day: 19.1 Hours

Environment

Temp: 207 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.88 AU - 1.38 AU

Year: 453 Days

Day: 21.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.6

Radius: 10.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.55 AU - 4.97 AU

Year: 3912 Days

Day: 9.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,849,636 km

• M1: 132,993 km (0.083 R)
• M2: 770,579 km (0.079 R)
• M3: 1,546,244 km (0.094 R)
• M4: 2,215,096 km (0.055 R)
• M5: 2,827,998 km (0.052 R)
• M6: 3,234,306 km (0.107 R)
• M7: 4,759,755 km (0.052 R)
• M8: 6,197,989 km (0.12 R)
• M9: 7,031,698 km (0.064 R)
• M10: 8,354,742 km (0.085 R)
• M11: 9,584,586 km (0.112 R)
• M12: 17,647,163 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.2

Radius: 8.8

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.84 AU - 10.02 AU

Year: 10053 Days

Day: 12.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,849,636 km

• M1: 111,151 km (0.071 R)
• M2: 494,122 km (0.119 R)
• M3: 782,846 km (0.101 R)
• M4: 1,336,059 km (0.075 R)
• M5: 1,746,705 km (0.116 R)
• M6: 2,611,829 km (0.025 R)
• M7: 6,028,944 km (0.085 R)
• M8: 7,574,888 km (0.045 R)
• M9: 14,293,329 km (0.102 R)
• M10: 14,690,361 km (0.047 R)
• M11: 15,094,724 km (0.038 R)
• M12: 16,641,417 km (0.115 R)
• M13: 18,213,690 km (0.101 R)
• M14: 20,046,713 km (0.09 R)
• M15: 39,988,857 km (0.113 R)
• M16: 41,980,304 km (0.105 R)
• M17: 42,522,297 km (0.057 R)
• M18: 43,620,346 km (0.088 R)
• M19: 48,201,780 km (0.097 R)
• M20: 49,095,179 km (0.07 R)
• M21: 51,222,461 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.7

Radius: 11.3

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.73 AU - 10.01 AU

Year: 10805 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,849,636 km

• M1: 141,669 km (0.038 R)
• M2: 498,909 km (0.113 R)
• M3: 1,476,232 km (0.078 R)
• M4: 2,728,216 km (0.115 R)
• M5: 3,099,069 km (0.059 R)
• M6: 4,515,612 km (0.1 R)
• M7: 5,274,223 km (0.097 R)
• M8: 6,057,068 km (0.059 R)
• M9: 7,749,020 km (0.111 R)
• M10: 9,377,094 km (0.072 R)
• M11: 10,104,887 km (0.03 R)
• M12: 10,739,781 km (0.072 R)
• M13: 11,222,234 km (0.102 R)
• M14: 13,248,238 km (0.086 R)
• M15: 17,707,601 km (0.091 R)
• M16: 19,911,477 km (0.084 R)
• M17: 20,439,856 km (0.045 R)
• M18: 24,404,349 km (0.083 R)
• M19: 25,936,381 km (0.099 R)
• M20: 26,566,787 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.4

Radius: 3.3

Gravity: 53.94 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 14.94 AU - 18.22 AU

Year: 25433 Days

Day: 16.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,849,636 km

• M1: 41,588 km (0.113 R)
• M2: 268,827 km (0.036 R)
• M3: 422,016 km (0.061 R)
• M4: 569,369 km (0.09 R)
• M5: 815,308 km (0.118 R)
• M6: 1,983,668 km (0.11 R)
• M7: 2,152,564 km (0.071 R)
• M8: 2,447,272 km (0.048 R)
• M9: 2,691,864 km (0.105 R)
• M10: 3,258,092 km (0.086 R)
• M11: 3,803,376 km (0.112 R)
• M12: 4,030,915 km (0.084 R)
• M13: 4,199,063 km (0.048 R)
• M14: 7,924,798 km (0.053 R)
• M15: 9,361,685 km (0.048 R)
• M16: 10,578,664 km (0.058 R)
• M17: 11,423,892 km (0.036 R)
• M18: 12,034,700 km (0.103 R)
• M19: 12,738,707 km (0.11 R)
• M20: 13,100,734 km (0.116 R)
• M21: 13,247,490 km (0.08 R)
• M22: 15,256,290 km (0.087 R)
• M23: 19,480,934 km (0.099 R)
• M24: 20,945,647 km (0.107 R)
• M25: 22,169,058 km (0.109 R)
• M26: 28,634,528 km (0.082 R)
• M27: 29,758,158 km (0.098 R)
• M28: 31,563,954 km (0.093 R)
• M29: 35,392,014 km (0.103 R)
• M30: 39,978,385 km (0.109 R)
• M31: 41,696,367 km (0.082 R)
• M32: 47,489,395 km (0.064 R)
• M33: 48,009,547 km (0.094 R)
• M34: 50,667,303 km (0.094 R)
• M35: 56,661,540 km (0.105 R)
• M36: 57,442,590 km (0.112 R)
• M37: 58,230,672 km (0.098 R)
• M38: 59,627,168 km (0.076 R)
• M39: 70,257,144 km (0.076 R)
• M40: 74,606,253 km (0.102 R)
• M41: 75,074,195 km (0.116 R)
• M42: 81,337,260 km (0.095 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: 532 - 11,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit