🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.69 AU - 0.99 AU

Year: 292 Days

Day: 19.9 Hours

Environment

Temp: 48 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,754,693 km

• M1: 124,017 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.77 AU - 1.21 AU

Year: 373 Days

Day: 28.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.08 AU - 1.52 AU

Year: 561 Days

Day: 41.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,754,693 km

• M1: 170,392 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.95 AU - 2.71 AU

Year: 1347 Days

Day: 13.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,754,693 km

• M1: 100,530 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.95 AU - 4.05 AU

Year: 2480 Days

Day: 39 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.3

Radius: 8.5

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.78 AU - 6.24 AU

Year: 4247 Days

Day: 11.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,754,693 km

• M1: 106,065 km (0.118 R)
• M2: 393,742 km (0.094 R)
• M3: 1,211,444 km (0.072 R)
• M4: 1,696,290 km (0.104 R)
• M5: 2,232,748 km (0.105 R)
• M6: 2,878,113 km (0.032 R)
• M7: 4,282,538 km (0.052 R)
• M8: 6,903,343 km (0.115 R)
• M9: 8,803,236 km (0.108 R)
• M10: 9,676,140 km (0.1 R)
• M11: 10,439,837 km (0.061 R)
• M12: 12,547,671 km (0.088 R)
• M13: 13,800,703 km (0.093 R)
• M14: 15,401,250 km (0.081 R)
• M15: 18,478,479 km (0.119 R)
• M16: 18,782,761 km (0.082 R)
• M17: 19,905,493 km (0.102 R)
• M18: 24,043,819 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.7

Radius: 8.9

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.36 AU - 6.54 AU

Year: 5497 Days

Day: 13.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,754,693 km

• M1: 111,450 km (0.054 R)
• M2: 474,674 km (0.078 R)
• M3: 768,783 km (0.12 R)
• M4: 1,442,722 km (0.035 R)
• M5: 1,884,933 km (0.099 R)
• M6: 2,698,446 km (0.107 R)
• M7: 3,042,970 km (0.11 R)
• M8: 7,026,014 km (0.101 R)
• M9: 7,681,851 km (0.073 R)
• M10: 8,219,655 km (0.103 R)
• M11: 9,285,091 km (0.091 R)
• M12: 9,851,020 km (0.071 R)
• M13: 10,719,435 km (0.093 R)
• M14: 11,342,361 km (0.096 R)
• M15: 12,555,600 km (0.114 R)
• M16: 15,780,331 km (0.061 R)
• M17: 16,149,090 km (0.108 R)
• M18: 20,959,709 km (0.068 R)
• M19: 24,539,885 km (0.053 R)
• M20: 25,035,054 km (0.101 R)
• M21: 27,611,578 km (0.054 R)
• M22: 33,790,269 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.5

Radius: 9.4

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.13 AU - 10.47 AU

Year: 9887 Days

Day: 7.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,754,693 km

• M1: 116,836 km (0.089 R)
• M2: 445,353 km (0.091 R)
• M3: 749,485 km (0.103 R)
• M4: 1,199,925 km (0.1 R)
• M5: 1,771,239 km (0.054 R)
• M6: 2,112,621 km (0.041 R)
• M7: 5,610,818 km (0.098 R)
• M8: 6,290,441 km (0.091 R)
• M9: 6,852,330 km (0.098 R)
• M10: 7,665,395 km (0.061 R)
• M11: 10,311,332 km (0.094 R)
• M12: 10,766,260 km (0.069 R)
• M13: 12,363,666 km (0.076 R)
• M14: 13,674,741 km (0.041 R)
• M15: 15,426,383 km (0.119 R)
• M16: 16,944,203 km (0.075 R)
• M17: 17,707,002 km (0.092 R)
• M18: 23,623,000 km (0.069 R)
• M19: 24,095,879 km (0.09 R)
• M20: 25,717,370 km (0.081 R)
• M21: 26,217,625 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967

Radius: 6.7

Gravity: 21.54 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.06 AU - 19.52 AU

Year: 23764 Days

Day: 24.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 95,754,693 km

• M1: 83,326 km (0.095 R)
• M2: 351,555 km (0.028 R)
• M3: 919,728 km (0.119 R)
• M4: 2,029,894 km (0.101 R)
• M5: 2,539,424 km (0.074 R)
• M6: 2,878,712 km (0.092 R)
• M7: 3,218,299 km (0.112 R)
• M8: 4,547,027 km (0.105 R)
• M9: 6,069,485 km (0.114 R)
• M10: 6,298,669 km (0.095 R)
• M11: 6,871,928 km (0.114 R)
• M12: 7,531,804 km (0.105 R)
• M13: 8,628,207 km (0.109 R)
• M14: 9,274,619 km (0.107 R)
• M15: 9,579,051 km (0.085 R)
• M16: 10,663,785 km (0.084 R)
• M17: 11,133,522 km (0.1 R)
• M18: 11,899,314 km (0.053 R)
• M19: 13,304,038 km (0.092 R)
• M20: 14,898,452 km (0.096 R)
• M21: 15,913,922 km (0.051 R)
• M22: 17,247,288 km (0.089 R)
• M23: 19,732,258 km (0.12 R)
• M24: 21,374,544 km (0.117 R)
• M25: 22,120,888 km (0.085 R)
• M26: 24,579,828 km (0.101 R)
• M27: 27,339,160 km (0.072 R)
• M28: 28,857,728 km (0.093 R)
• M29: 34,615,302 km (0.074 R)
• M30: 38,226,445 km (0.031 R)
• M31: 39,325,091 km (0.102 R)
• M32: 39,802,309 km (0.099 R)
• M33: 41,421,107 km (0.102 R)
• M34: 42,747,442 km (0.096 R)
• M35: 52,256,631 km (0.091 R)
• M36: 55,382,329 km (0.12 R)
• M37: 62,866,261 km (0.076 R)
• M38: 68,671,855 km (0.107 R)
• M39: 80,054,757 km (0.06 R)
• M40: 84,727,297 km (0.12 R)
• M41: 90,957,899 km (0.07 R)
• M42: 95,181,795 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 13,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit