🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.45 AU - 0.61 AU

Year: 145 Days

Day: 35.6 Hours

Environment

Temp: 231 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.65 AU - 0.83 AU

Year: 239 Days

Day: 39.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.62 AU - 1 AU

Year: 273 Days

Day: 19.1 Hours

Environment

Temp: 80 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.9 AU - 1.06 AU

Year: 364 Days

Day: 26 Hours

Environment

Temp: 15 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,761,400 km

• M1: 437,574 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.92 AU - 1.08 AU

Year: 375 Days

Day: 36.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.33 AU - 2.07 AU

Year: 831 Days

Day: 45.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.1 AU - 2.24 AU

Year: 1198 Days

Day: 24 Hours

Environment

Temp: -72 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.3

Radius: 12.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.72 AU - 9.16 AU

Year: 10017 Days

Day: 11.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 21,761,400 km

• M1: 185,801 km (0.081 R)
• M2: 330,163 km (0.066 R)
• M3: 462,706 km (0.117 R)
• M4: 585,376 km (0.094 R)
• M5: 1,239,269 km (0.097 R)
• M6: 1,419,983 km (0.114 R)
• M7: 1,682,976 km (0.103 R)
• M8: 1,833,322 km (0.103 R)
• M9: 2,283,911 km (0.097 R)
• M10: 2,622,750 km (0.098 R)
• M11: 2,709,965 km (0.118 R)
• M12: 3,130,485 km (0.099 R)
• M13: 3,899,268 km (0.071 R)
• M14: 4,270,720 km (0.093 R)
• M15: 4,478,362 km (0.093 R)
• M16: 4,831,712 km (0.085 R)
• M17: 5,194,188 km (0.095 R)
• M18: 5,603,188 km (0.068 R)
• M19: 6,691,064 km (0.079 R)
• M20: 7,054,587 km (0.043 R)
• M21: 7,218,247 km (0.117 R)
• M22: 7,424,542 km (0.057 R)
• M23: 7,674,820 km (0.062 R)
• M24: 7,800,931 km (0.088 R)
• M25: 8,012,761 km (0.09 R)
• M26: 8,967,345 km (0.077 R)
• M27: 9,278,658 km (0.035 R)
• M28: 9,368,267 km (0.106 R)
• M29: 9,911,906 km (0.107 R)
• M30: 10,049,536 km (0.102 R)
• M31: 10,465,867 km (0.073 R)
• M32: 10,793,786 km (0.058 R)
• M33: 11,030,001 km (0.102 R)
• M34: 11,363,604 km (0.063 R)
• M35: 12,433,977 km (0.116 R)
• M36: 12,582,378 km (0.05 R)
• M37: 13,587,077 km (0.076 R)
• M38: 14,721,777 km (0.12 R)
• M39: 16,317,986 km (0.064 R)
• M40: 16,480,599 km (0.071 R)
• M41: 17,412,295 km (0.111 R)
• M42: 17,578,498 km (0.029 R)
• M43: 18,080,399 km (0.053 R)
• M44: 18,984,119 km (0.103 R)
• M45: 19,384,144 km (0.087 R)
• M46: 20,134,377 km (0.106 R)
• M47: 21,485,097 km (0.102 R)
• M48: 23,046,898 km (0.066 R)
• M49: 23,718,742 km (0.095 R)
• M50: 23,964,532 km (0.079 R)
• M51: 24,087,800 km (0.12 R)
• M52: 24,520,886 km (0.095 R)
• M53: 24,769,518 km (0.078 R)
• M54: 24,956,665 km (0.099 R)
• M55: 25,144,111 km (0.116 R)
• M56: 25,772,572 km (0.112 R)
• M57: 25,898,832 km (0.055 R)
• M58: 26,724,762 km (0.106 R)
• M59: 27,559,369 km (0.092 R)
• M60: 27,947,575 km (0.109 R)
• M61: 29,584,176 km (0.095 R)
• M62: 29,848,814 km (0.071 R)
• M63: 30,380,635 km (0.107 R)
• M64: 31,859,410 km (0.097 R)
• M65: 32,062,863 km (0.071 R)
• M66: 32,470,966 km (0.119 R)
• M67: 32,607,549 km (0.088 R)
• M68: 32,812,498 km (0.093 R)
• M69: 32,949,529 km (0.072 R)
• M70: 33,155,226 km (0.069 R)
• M71: 33,292,557 km (0.116 R)
• M72: 33,982,503 km (0.114 R)
• M73: 35,939,243 km (0.102 R)
• M74: 36,363,353 km (0.096 R)
• M75: 38,291,969 km (0.118 R)
• M76: 38,508,287 km (0.056 R)
• M77: 38,725,054 km (0.082 R)
• M78: 39,377,750 km (0.092 R)
• M79: 40,841,266 km (0.062 R)
• M80: 41,062,372 km (0.111 R)
• M81: 42,173,585 km (0.116 R)
• M82: 43,896,653 km (0.095 R)
• M83: 44,728,866 km (0.058 R)
• M84: 47,954,046 km (0.104 R)
• M85: 48,109,478 km (0.12 R)
• M86: 49,516,147 km (0.117 R)
• M87: 53,171,721 km (0.103 R)
• M88: 53,252,055 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.3

Radius: 11.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.83 AU - 9.71 AU

Year: 10577 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 21,761,400 km

• M1: 150,944 km (0.034 R)
• M2: 554,410 km (0.114 R)
• M3: 778,507 km (0.103 R)
• M4: 977,472 km (0.119 R)
• M5: 1,112,260 km (0.081 R)
• M6: 1,413,849 km (0.119 R)
• M7: 1,594,265 km (0.074 R)
• M8: 1,674,000 km (0.087 R)
• M9: 2,406,581 km (0.068 R)
• M10: 3,245,825 km (0.059 R)
• M11: 3,822,375 km (0.111 R)
• M12: 4,355,542 km (0.097 R)
• M13: 5,349,470 km (0.085 R)
• M14: 5,430,403 km (0.082 R)
• M15: 5,716,733 km (0.109 R)
• M16: 6,670,719 km (0.11 R)
• M17: 6,845,449 km (0.11 R)
• M18: 7,289,007 km (0.072 R)
• M19: 8,111,047 km (0.089 R)
• M20: 9,301,248 km (0.079 R)
• M21: 9,447,704 km (0.083 R)
• M22: 9,891,860 km (0.117 R)
• M23: 10,292,334 km (0.05 R)
• M24: 10,519,872 km (0.091 R)
• M25: 10,621,598 km (0.055 R)
• M26: 11,394,870 km (0.046 R)
• M27: 11,499,439 km (0.097 R)
• M28: 11,761,983 km (0.068 R)
• M29: 11,841,120 km (0.08 R)
• M30: 12,373,539 km (0.09 R)
• M31: 14,410,613 km (0.107 R)
• M32: 14,637,104 km (0.118 R)
• M33: 15,845,107 km (0.1 R)
• M34: 16,078,929 km (0.059 R)
• M35: 16,431,681 km (0.101 R)
• M36: 16,757,355 km (0.066 R)
• M37: 16,846,515 km (0.072 R)
• M38: 17,174,733 km (0.09 R)
• M39: 17,324,780 km (0.11 R)
• M40: 17,746,945 km (0.053 R)
• M41: 18,020,111 km (0.092 R)
• M42: 18,172,551 km (0.053 R)
• M43: 18,417,293 km (0.086 R)
• M44: 18,724,717 km (0.12 R)
• M45: 19,033,786 km (0.067 R)
• M46: 19,500,681 km (0.09 R)
• M47: 20,509,270 km (0.063 R)
• M48: 21,019,997 km (0.092 R)
• M49: 21,244,693 km (0.03 R)
• M50: 21,534,763 km (0.119 R)
• M51: 21,728,941 km (0.105 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 18,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit