🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.04 AU - 1.06 AU

Year: 382 Days

Day: 37.2 Hours

Environment

Temp: 89 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,336,058 km

• M1: 93,050 km (0.095 R)
• M2: 226,192 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.21 AU - 1.21 AU

Year: 472 Days

Day: 43.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,336,058 km

• M1: 41,439 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.11 AU - 1.71 AU

Year: 594 Days

Day: 19.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.43 AU - 4.67 AU

Year: 3443 Days

Day: 43.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,336,058 km

• M1: 100,380 km (0.091 R)
• M2: 984,952 km (0.066 R)

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 10.8

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.35 AU - 6.91 AU

Year: 4739 Days

Day: 5.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,336,058 km

• M1: 134,339 km (0.079 R)
• M2: 659,876 km (0.105 R)
• M3: 1,432,848 km (0.047 R)
• M4: 1,806,843 km (0.1 R)
• M5: 3,251,510 km (0.097 R)
• M6: 4,435,427 km (0.115 R)
• M7: 4,905,464 km (0.097 R)
• M8: 7,217,499 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.5

Radius: 11.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.49 AU - 7.31 AU

Year: 6430 Days

Day: 9.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,336,058 km

• M1: 139,575 km (0.099 R)
• M2: 602,580 km (0.093 R)
• M3: 962,363 km (0.108 R)
• M4: 1,316,760 km (0.07 R)
• M5: 1,978,432 km (0.08 R)
• M6: 2,747,814 km (0.116 R)
• M7: 4,460,859 km (0.118 R)
• M8: 8,425,053 km (0.092 R)
• M9: 9,175,735 km (0.1 R)
• M10: 12,157,819 km (0.107 R)
• M11: 12,727,039 km (0.088 R)
• M12: 13,513,624 km (0.102 R)
• M13: 14,332,374 km (0.062 R)
• M14: 17,940,973 km (0.087 R)
• M15: 21,355,246 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 14.4

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.27 AU - 9.59 AU

Year: 10273 Days

Day: 8.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,336,058 km

• M1: 179,069 km (0.033 R)
• M2: 833,859 km (0.113 R)
• M3: 1,412,503 km (0.05 R)
• M4: 2,295,579 km (0.103 R)
• M5: 2,746,467 km (0.066 R)
• M6: 3,210,221 km (0.064 R)
• M7: 5,830,128 km (0.09 R)
• M8: 6,643,342 km (0.067 R)
• M9: 7,488,869 km (0.033 R)
• M10: 8,180,610 km (0.074 R)
• M11: 9,056,954 km (0.109 R)
• M12: 9,741,963 km (0.107 R)
• M13: 10,620,252 km (0.04 R)
• M14: 14,018,517 km (0.102 R)
• M15: 15,273,793 km (0.054 R)
• M16: 15,824,313 km (0.082 R)
• M17: 19,732,109 km (0.076 R)
• M18: 20,303,124 km (0.098 R)
• M19: 21,822,290 km (0.099 R)
• M20: 22,521,361 km (0.109 R)
• M21: 23,598,017 km (0.105 R)
• M22: 33,021,486 km (0.081 R)
• M23: 37,429,537 km (0.104 R)
• M24: 39,323,147 km (0.1 R)
• M25: 43,989,104 km (0.106 R)
• M26: 44,964,782 km (0.074 R)
• M27: 48,419,445 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 7.1

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 17.67 AU - 18.77 AU

Year: 27591 Days

Day: 22.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,336,058 km

• M1: 88,412 km (0.108 R)
• M2: 490,083 km (0.091 R)
• M3: 1,726,808 km (0.085 R)
• M4: 2,015,383 km (0.047 R)
• M5: 2,313,531 km (0.102 R)
• M6: 4,339,385 km (0.036 R)
• M7: 5,376,248 km (0.11 R)
• M8: 6,707,071 km (0.077 R)
• M9: 7,573,542 km (0.072 R)
• M10: 8,033,854 km (0.116 R)
• M11: 12,203,446 km (0.085 R)
• M12: 13,938,632 km (0.115 R)
• M13: 22,219,473 km (0.09 R)
• M14: 23,161,939 km (0.073 R)
• M15: 29,757,859 km (0.078 R)
• M16: 35,915,606 km (0.094 R)
• M17: 37,212,171 km (0.106 R)
• M18: 46,833,259 km (0.055 R)
• M19: 52,486,263 km (0.097 R)
• M20: 57,791,752 km (0.12 R)
• M21: 65,548,551 km (0.114 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 14,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit