🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.06 AU - 1.1 AU

Year: 396 Days

Day: 15.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.22 AU - 1.6 AU

Year: 591 Days

Day: 36.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,576,152 km

• M1: 118,631 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.95 AU - 2.33 AU

Year: 1105 Days

Day: 23.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.3

Radius: 12.2

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.76 AU - 8.3 AU

Year: 6582 Days

Day: 12.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,576,152 km

• M1: 153,637 km (0.027 R)
• M2: 2,474,648 km (0.098 R)
• M3: 3,049,852 km (0.111 R)
• M4: 3,481,741 km (0.098 R)
• M5: 4,206,991 km (0.089 R)
• M6: 6,024,007 km (0.117 R)
• M7: 6,888,084 km (0.106 R)
• M8: 8,316,146 km (0.093 R)
• M9: 9,298,256 km (0.101 R)
• M10: 11,646,942 km (0.073 R)
• M11: 12,064,919 km (0.12 R)
• M12: 12,710,583 km (0.025 R)
• M13: 14,071,325 km (0.064 R)
• M14: 16,162,105 km (0.116 R)
• M15: 17,080,486 km (0.096 R)
• M16: 18,172,401 km (0.099 R)
• M17: 20,646,451 km (0.065 R)
• M18: 23,090,731 km (0.091 R)
• M19: 27,706,573 km (0.094 R)
• M20: 28,641,709 km (0.068 R)
• M21: 31,371,721 km (0.067 R)
• M22: 32,182,691 km (0.107 R)
• M23: 33,425,101 km (0.102 R)

Asteroid Belt

Center: 7.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.3

Radius: 12.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.7 AU - 8.68 AU

Year: 7530 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,576,152 km

• M1: 154,385 km (0.047 R)
• M2: 646,263 km (0.084 R)
• M3: 1,101,040 km (0.098 R)
• M4: 1,506,899 km (0.116 R)
• M5: 1,999,824 km (0.068 R)
• M6: 3,970,028 km (0.052 R)
• M7: 5,149,608 km (0.111 R)
• M8: 5,994,087 km (0.104 R)
• M9: 7,653,726 km (0.093 R)
• M10: 9,384,424 km (0.109 R)
• M11: 13,550,276 km (0.096 R)
• M12: 14,453,099 km (0.119 R)
• M13: 16,128,894 km (0.071 R)
• M14: 16,567,366 km (0.078 R)
• M15: 17,599,741 km (0.076 R)
• M16: 18,401,585 km (0.108 R)
• M17: 19,935,113 km (0.056 R)
• M18: 21,177,075 km (0.046 R)
• M19: 26,318,305 km (0.036 R)
• M20: 27,722,729 km (0.056 R)
• M21: 30,585,285 km (0.106 R)
• M22: 31,842,356 km (0.112 R)
• M23: 32,932,625 km (0.11 R)
• M24: 34,562,793 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.3

Radius: 11.9

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.79 AU - 14.63 AU

Year: 14149 Days

Day: 15 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,576,152 km

• M1: 148,251 km (0.112 R)
• M2: 537,056 km (0.104 R)
• M3: 907,760 km (0.116 R)
• M4: 1,503,309 km (0.108 R)
• M5: 2,176,499 km (0.107 R)
• M6: 3,951,628 km (0.066 R)
• M7: 5,238,169 km (0.053 R)
• M8: 6,542,364 km (0.052 R)
• M9: 7,466,579 km (0.068 R)
• M10: 9,163,917 km (0.055 R)
• M11: 9,573,665 km (0.102 R)
• M12: 10,485,315 km (0.079 R)
• M13: 11,512,603 km (0.087 R)
• M14: 14,787,899 km (0.075 R)
• M15: 16,752,119 km (0.094 R)
• M16: 19,132,072 km (0.113 R)
• M17: 20,316,438 km (0.072 R)
• M18: 22,924,527 km (0.043 R)
• M19: 25,445,850 km (0.1 R)
• M20: 31,263,262 km (0.102 R)
• M21: 31,842,954 km (0.049 R)
• M22: 32,311,943 km (0.11 R)
• M23: 33,625,413 km (0.099 R)
• M24: 37,000,041 km (0.088 R)
• M25: 38,569,772 km (0.111 R)
• M26: 38,969,049 km (0.096 R)
• M27: 40,047,350 km (0.118 R)
• M28: 41,284,076 km (0.118 R)
• M29: 44,706,576 km (0.12 R)
• M30: 56,785,856 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.3

Radius: 10.5

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 10.91 AU - 13.59 AU

Year: 15139 Days

Day: 7.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,576,152 km

• M1: 130,599 km (0.067 R)
• M2: 510,578 km (0.091 R)
• M3: 841,488 km (0.102 R)
• M4: 2,456,696 km (0.113 R)
• M5: 2,857,319 km (0.062 R)
• M6: 7,699,952 km (0.086 R)
• M7: 10,535,580 km (0.094 R)
• M8: 15,479,789 km (0.113 R)
• M9: 17,057,448 km (0.101 R)
• M10: 18,739,527 km (0.104 R)
• M11: 20,376,277 km (0.086 R)
• M12: 27,412,164 km (0.086 R)
• M13: 28,547,462 km (0.033 R)
• M14: 31,727,913 km (0.115 R)
• M15: 37,044,173 km (0.106 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 16,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit