🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.93 AU - 1.47 AU

Year: 493 Days

Day: 29.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.1 AU - 1.68 AU

Year: 614 Days

Day: 19 Hours

Environment

Temp: -44 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,704,106 km

• M1: 105,466 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.91 AU - 2.85 AU

Year: 1376 Days

Day: 15.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 167.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,704,106 km

• M1: 803,789 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.54 AU - 3.58 AU

Year: 2517 Days

Day: 26.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,704,106 km

• M1: 37,699 km (0.087 R)
• M2: 2,253,094 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.01 AU - 4.85 AU

Year: 2920 Days

Day: 24.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.6

Radius: 13.8

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.36 AU - 7.12 AU

Year: 5841 Days

Day: 11.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,704,106 km

• M1: 171,589 km (0.115 R)
• M2: 469,139 km (0.082 R)
• M3: 914,791 km (0.099 R)
• M4: 1,217,727 km (0.044 R)
• M5: 2,180,239 km (0.071 R)
• M6: 2,786,111 km (0.092 R)
• M7: 3,471,718 km (0.109 R)
• M8: 4,043,032 km (0.079 R)
• M9: 5,344,683 km (0.052 R)
• M10: 5,889,967 km (0.111 R)
• M11: 6,809,396 km (0.116 R)
• M12: 7,399,111 km (0.081 R)
• M13: 8,796,355 km (0.107 R)
• M14: 9,437,082 km (0.091 R)
• M15: 9,796,417 km (0.083 R)
• M16: 10,162,333 km (0.045 R)
• M17: 11,301,521 km (0.116 R)
• M18: 13,020,550 km (0.079 R)
• M19: 13,872,061 km (0.104 R)
• M20: 14,381,591 km (0.082 R)
• M21: 15,466,325 km (0.056 R)
• M22: 16,591,002 km (0.066 R)
• M23: 17,960,421 km (0.034 R)
• M24: 20,160,856 km (0.104 R)
• M25: 20,686,842 km (0.081 R)
• M26: 21,264,290 km (0.076 R)
• M27: 22,214,237 km (0.104 R)
• M28: 22,859,153 km (0.119 R)
• M29: 23,513,345 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 9.9

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.52 AU - 10.64 AU

Year: 11112 Days

Day: 7.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 30,704,106 km

• M1: 156,330 km (0.088 R)
• M2: 359,035 km (0.115 R)
• M3: 579,243 km (0.112 R)
• M4: 1,037,312 km (0.055 R)
• M5: 1,866,533 km (0.094 R)
• M6: 2,859,563 km (0.106 R)
• M7: 4,258,902 km (0.079 R)
• M8: 4,669,847 km (0.101 R)
• M9: 5,270,931 km (0.097 R)
• M10: 6,508,255 km (0.105 R)
• M11: 6,701,536 km (0.09 R)
• M12: 8,134,384 km (0.106 R)
• M13: 8,702,557 km (0.118 R)
• M14: 9,198,474 km (0.044 R)
• M15: 9,849,823 km (0.117 R)
• M16: 10,426,224 km (0.117 R)
• M17: 15,994,107 km (0.106 R)
• M18: 16,913,984 km (0.092 R)
• M19: 18,765,856 km (0.081 R)
• M20: 21,409,101 km (0.097 R)
• M21: 22,115,053 km (0.104 R)
• M22: 27,379,103 km (0.105 R)
• M23: 27,696,999 km (0.097 R)
• M24: 30,139,633 km (0.074 R)
• M25: 30,389,611 km (0.103 R)
• M26: 31,399,695 km (0.042 R)
• M27: 33,469,980 km (0.083 R)
• M28: 46,144,510 km (0.12 R)
• M29: 46,971,936 km (0.101 R)
• M30: 48,754,395 km (0.112 R)
• M31: 49,498,195 km (0.11 R)
• M32: 53,967,282 km (0.119 R)
• M33: 56,787,352 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.6

Radius: 5.9

Gravity: 15.44 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 12.39 AU - 18.35 AU

Year: 22581 Days

Day: 21.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 30,704,106 km

• M1: 113,545 km (0.035 R)
• M2: 993,330 km (0.101 R)
• M3: 1,186,461 km (0.075 R)
• M4: 3,555,044 km (0.081 R)
• M5: 4,095,092 km (0.069 R)
• M6: 4,636,786 km (0.046 R)
• M7: 4,749,284 km (0.1 R)
• M8: 4,978,318 km (0.09 R)
• M9: 5,656,744 km (0.116 R)
• M10: 6,961,387 km (0.054 R)
• M11: 7,332,390 km (0.054 R)
• M12: 8,054,349 km (0.089 R)
• M13: 8,913,789 km (0.06 R)
• M14: 9,439,925 km (0.073 R)
• M15: 9,817,211 km (0.109 R)
• M16: 11,051,543 km (0.111 R)
• M17: 12,482,147 km (0.118 R)
• M18: 12,667,050 km (0.111 R)
• M19: 13,167,006 km (0.047 R)
• M20: 14,792,088 km (0.101 R)
• M21: 18,928,170 km (0.069 R)
• M22: 22,078,701 km (0.038 R)
• M23: 25,736,818 km (0.096 R)
• M24: 26,627,972 km (0.107 R)
• M25: 27,169,816 km (0.117 R)
• M26: 27,442,832 km (0.08 R)
• M27: 32,392,427 km (0.1 R)
• M28: 38,182,613 km (0.045 R)
• M29: 39,704,621 km (0.104 R)
• M30: 40,476,845 km (0.112 R)
• M31: 42,043,584 km (0.092 R)
• M32: 44,101,751 km (0.097 R)
• M33: 44,565,804 km (0.077 R)
• M34: 46,327,768 km (0.112 R)
• M35: 48,003,114 km (0.09 R)
• M36: 49,954,170 km (0.108 R)
• M37: 50,571,859 km (0.107 R)
• M38: 53,973,266 km (0.071 R)
• M39: 55,131,602 km (0.103 R)
• M40: 62,754,212 km (0.111 R)
• M41: 64,561,953 km (0.072 R)
• M42: 66,822,078 km (0.118 R)
• M43: 75,492,621 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.8

Radius: 5.6

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 16.67 AU - 18.39 AU

Year: 27504 Days

Day: 23.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,704,106 km

• M1: 306,825 km (0.076 R)
• M2: 4,084,171 km (0.101 R)
• M3: 6,356,114 km (0.086 R)
• M4: 15,037,728 km (0.096 R)
• M5: 18,232,839 km (0.065 R)
• M6: 19,140,300 km (0.118 R)
• M7: 21,428,698 km (0.119 R)
• M8: 21,995,225 km (0.07 R)
• M9: 26,451,596 km (0.04 R)
• M10: 26,736,580 km (0.103 R)
• M11: 27,600,957 km (0.051 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: 179 - 12,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit