🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.46 AU - 0.68 AU

Year: 161 Days

Day: 28.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,055,395 km

• M1: 158,574 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.71 AU - 1.09 AU

Year: 320 Days

Day: 22.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.57 AU - 1.83 AU

Year: 831 Days

Day: 47.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.17 AU - 4.47 AU

Year: 2798 Days

Day: 46.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.7

Radius: 12.8

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.42 AU - 5.58 AU

Year: 3577 Days

Day: 8.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,055,395 km

• M1: 159,771 km (0.105 R)
• M2: 682,166 km (0.082 R)
• M3: 1,234,182 km (0.087 R)
• M4: 1,911,861 km (0.108 R)
• M5: 2,712,658 km (0.084 R)
• M6: 3,227,724 km (0.118 R)
• M7: 3,726,483 km (0.08 R)
• M8: 4,411,043 km (0.048 R)
• M9: 5,487,848 km (0.113 R)
• M10: 6,032,085 km (0.105 R)
• M11: 6,854,574 km (0.097 R)
• M12: 8,614,893 km (0.097 R)
• M13: 10,659,596 km (0.09 R)
• M14: 11,121,555 km (0.11 R)
• M15: 11,640,659 km (0.116 R)
• M16: 12,085,713 km (0.062 R)
• M17: 13,248,088 km (0.112 R)
• M18: 13,881,336 km (0.114 R)
• M19: 14,843,101 km (0.099 R)
• M20: 15,419,801 km (0.059 R)
• M21: 16,285,523 km (0.085 R)
• M22: 17,528,383 km (0.089 R)
• M23: 19,509,956 km (0.079 R)
• M24: 20,138,865 km (0.117 R)
• M25: 22,310,578 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.5

Radius: 13.7

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.48 AU - 5.78 AU

Year: 5006 Days

Day: 8 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,055,395 km

• M1: 171,140 km (0.117 R)
• M2: 686,205 km (0.092 R)
• M3: 1,488,798 km (0.054 R)
• M4: 2,021,067 km (0.07 R)
• M5: 2,475,845 km (0.074 R)
• M6: 2,913,269 km (0.097 R)
• M7: 3,862,767 km (0.099 R)
• M8: 4,572,758 km (0.113 R)
• M9: 5,289,930 km (0.078 R)
• M10: 11,405,042 km (0.116 R)
• M11: 12,585,070 km (0.111 R)
• M12: 13,012,023 km (0.092 R)
• M13: 14,557,369 km (0.093 R)
• M14: 15,294,138 km (0.116 R)
• M15: 15,945,338 km (0.051 R)
• M16: 17,361,431 km (0.061 R)
• M17: 19,927,035 km (0.112 R)
• M18: 21,501,552 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.6

Radius: 10

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.26 AU - 7.64 AU

Year: 6139 Days

Day: 6.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,055,395 km

• M1: 125,961 km (0.064 R)
• M2: 485,295 km (0.12 R)
• M3: 1,071,420 km (0.062 R)
• M4: 2,512,496 km (0.095 R)
• M5: 3,338,426 km (0.028 R)
• M6: 3,708,232 km (0.116 R)
• M7: 4,938,675 km (0.072 R)
• M8: 5,880,842 km (0.116 R)
• M9: 6,997,440 km (0.115 R)
• M10: 8,687,597 km (0.057 R)
• M11: 10,951,611 km (0.054 R)
• M12: 11,646,942 km (0.102 R)
• M13: 12,722,401 km (0.118 R)
• M14: 14,482,271 km (0.099 R)
• M15: 15,219,639 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.5

Radius: 6.2

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 15.52 AU - 21.4 AU

Year: 29722 Days

Day: 23.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,055,395 km

• M1: 77,641 km (0.101 R)
• M2: 695,032 km (0.087 R)
• M3: 3,756,403 km (0.041 R)
• M4: 5,498,619 km (0.05 R)
• M5: 5,785,099 km (0.07 R)
• M6: 7,987,330 km (0.08 R)
• M7: 13,955,537 km (0.065 R)
• M8: 14,898,452 km (0.075 R)
• M9: 18,216,533 km (0.104 R)
• M10: 19,754,399 km (0.066 R)
• M11: 20,088,900 km (0.076 R)
• M12: 20,855,290 km (0.109 R)
• M13: 21,376,788 km (0.078 R)
• M14: 26,570,676 km (0.091 R)
• M15: 29,403,162 km (0.086 R)
• M16: 30,836,160 km (0.066 R)
• M17: 37,288,466 km (0.115 R)
• M18: 47,363,135 km (0.063 R)
• M19: 52,618,358 km (0.076 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 13,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit