🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.47 AU - 0.71 AU

Year: 161 Days

Day: 43.5 Hours

Environment

Temp: 251 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.96 AU - 1.36 AU

Year: 443 Days

Day: 22.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.97 AU - 2.15 AU

Year: 1049 Days

Day: 47.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,008,944 km

• M1: 42,635 km (0.109 R)
• M2: 1,229,994 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.06 AU - 4.48 AU

Year: 3130 Days

Day: 36.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.66 AU - 5.26 AU

Year: 3919 Days

Day: 23.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.8

Radius: 8.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.5 AU - 10.76 AU

Year: 8994 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,008,944 km

• M1: 104,419 km (0.098 R)
• M2: 502,948 km (0.066 R)
• M3: 868,864 km (0.107 R)
• M4: 1,187,807 km (0.088 R)
• M5: 1,597,406 km (0.063 R)
• M6: 2,040,066 km (0.107 R)
• M7: 2,314,728 km (0.096 R)
• M8: 4,011,617 km (0.117 R)
• M9: 5,047,133 km (0.049 R)
• M10: 6,282,512 km (0.077 R)
• M11: 6,736,093 km (0.091 R)
• M12: 9,173,940 km (0.081 R)
• M13: 9,462,963 km (0.093 R)
• M14: 9,843,540 km (0.063 R)
• M15: 11,755,849 km (0.092 R)
• M16: 12,850,607 km (0.085 R)
• M17: 15,764,923 km (0.114 R)
• M18: 17,218,865 km (0.051 R)
• M19: 21,748,239 km (0.083 R)
• M20: 22,115,053 km (0.113 R)
• M21: 23,546,854 km (0.081 R)
• M22: 25,361,477 km (0.118 R)
• M23: 25,686,254 km (0.076 R)
• M24: 28,038,531 km (0.103 R)
• M25: 28,473,112 km (0.111 R)
• M26: 29,177,868 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.7

Radius: 6.6

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 13.04 AU - 15.8 AU

Year: 19426 Days

Day: 17.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,008,944 km

• M1: 82,129 km (0.06 R)
• M2: 331,808 km (0.09 R)
• M3: 541,993 km (0.071 R)
• M4: 845,826 km (0.092 R)
• M5: 1,220,270 km (0.038 R)
• M6: 1,601,744 km (0.086 R)
• M7: 1,910,664 km (0.101 R)
• M8: 3,478,450 km (0.062 R)
• M9: 3,732,317 km (0.114 R)
• M10: 4,703,357 km (0.086 R)
• M11: 5,525,547 km (0.107 R)
• M12: 5,990,796 km (0.1 R)
• M13: 6,737,140 km (0.049 R)
• M14: 7,268,063 km (0.066 R)
• M15: 7,731,517 km (0.1 R)
• M16: 13,368,664 km (0.085 R)
• M17: 14,710,557 km (0.119 R)
• M18: 17,413,192 km (0.04 R)
• M19: 17,824,586 km (0.092 R)
• M20: 19,359,161 km (0.033 R)
• M21: 22,013,476 km (0.081 R)
• M22: 25,004,835 km (0.107 R)
• M23: 29,053,702 km (0.099 R)
• M24: 29,866,018 km (0.025 R)
• M25: 30,693,294 km (0.102 R)
• M26: 31,293,481 km (0.091 R)
• M27: 34,283,942 km (0.111 R)
• M28: 39,540,512 km (0.082 R)
• M29: 40,681,495 km (0.057 R)
• M30: 41,114,880 km (0.055 R)
• M31: 44,388,082 km (0.12 R)
• M32: 45,465,037 km (0.073 R)
• M33: 52,635,562 km (0.061 R)
• M34: 54,364,165 km (0.067 R)
• M35: 57,934,169 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325

Radius: 3.2

Gravity: 31.74 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.79 AU - 20.19 AU

Year: 28206 Days

Day: 16 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,008,944 km

• M1: 40,092 km (0.109 R)
• M2: 317,596 km (0.039 R)
• M3: 801,994 km (0.095 R)
• M4: 947,403 km (0.105 R)
• M5: 1,412,204 km (0.052 R)
• M6: 1,659,788 km (0.108 R)
• M7: 2,033,783 km (0.04 R)
• M8: 2,393,566 km (0.108 R)
• M9: 3,049,852 km (0.114 R)
• M10: 3,433,720 km (0.032 R)
• M11: 4,132,791 km (0.063 R)
• M12: 7,253,103 km (0.101 R)
• M13: 8,497,009 km (0.111 R)
• M14: 9,141,926 km (0.089 R)
• M15: 9,589,373 km (0.109 R)
• M16: 10,957,446 km (0.077 R)
• M17: 12,382,515 km (0.116 R)
• M18: 13,999,668 km (0.088 R)
• M19: 15,359,513 km (0.109 R)
• M20: 16,071,299 km (0.091 R)
• M21: 16,476,111 km (0.093 R)
• M22: 21,582,485 km (0.11 R)
• M23: 21,975,927 km (0.111 R)
• M24: 25,515,562 km (0.063 R)
• M25: 26,737,179 km (0.087 R)
• M26: 27,881,303 km (0.06 R)
• M27: 28,347,899 km (0.081 R)
• M28: 34,359,789 km (0.075 R)
• M29: 38,662,373 km (0.089 R)
• M30: 38,806,884 km (0.102 R)
• M31: 39,681,284 km (0.115 R)
• M32: 47,484,758 km (0.111 R)
• M33: 49,328,701 km (0.119 R)
• M34: 50,872,402 km (0.089 R)
• M35: 54,236,558 km (0.097 R)
• M36: 65,212,853 km (0.092 R)
• M37: 68,118,194 km (0.101 R)
• M38: 69,602,803 km (0.108 R)
• M39: 72,636,199 km (0.07 R)
• M40: 72,856,257 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.6

Radius: 6.1

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 17.61 AU - 23.29 AU

Year: 32808 Days

Day: 19.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,008,944 km

• M1: 164,109 km (0.05 R)
• M2: 376,687 km (0.117 R)
• M3: 825,331 km (0.114 R)
• M4: 2,008,501 km (0.055 R)
• M5: 3,433,720 km (0.088 R)
• M6: 4,909,653 km (0.114 R)
• M7: 5,637,596 km (0.072 R)
• M8: 7,007,164 km (0.109 R)
• M9: 7,874,832 km (0.093 R)
• M10: 8,143,061 km (0.093 R)
• M11: 15,040,420 km (0.06 R)
• M12: 15,453,759 km (0.073 R)
• M13: 16,045,120 km (0.101 R)
• M14: 20,112,835 km (0.03 R)
• M15: 20,513,608 km (0.058 R)
• M16: 20,817,591 km (0.058 R)
• M17: 21,538,653 km (0.118 R)
• M18: 22,813,376 km (0.089 R)
• M19: 23,359,109 km (0.101 R)
• M20: 24,476,456 km (0.094 R)
• M21: 25,048,368 km (0.073 R)
• M22: 26,218,822 km (0.096 R)
• M23: 28,921,158 km (0.064 R)
• M24: 29,560,240 km (0.099 R)
• M25: 30,866,678 km (0.116 R)
• M26: 33,174,973 km (0.056 R)
• M27: 36,924,195 km (0.05 R)
• M28: 47,335,459 km (0.106 R)
• M29: 54,358,181 km (0.069 R)
• M30: 54,940,416 km (0.026 R)
• M31: 60,162,280 km (0.101 R)
• M32: 64,831,379 km (0.12 R)
• M33: 69,964,830 km (0.12 R)
• M34: 83,840,481 km (0.105 R)
• M35: 85,399,590 km (0.108 R)
• M36: 90,464,376 km (0.03 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 13,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit