🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.91 AU - 0.97 AU

Year: 320 Days

Day: 35.8 Hours

Environment

Temp: 159 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,150,675 km

• M1: 49,218 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.14 AU - 1.32 AU

Year: 479 Days

Day: 29.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,150,675 km

• M1: 180,565 km (0.033 R)

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.79 AU - 6.07 AU

Year: 4447 Days

Day: 44.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,150,675 km

• M1: 298,448 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.6

Radius: 13.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.96 AU - 6.24 AU

Year: 4658 Days

Day: 14.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,150,675 km

• M1: 171,589 km (0.092 R)
• M2: 761,004 km (0.066 R)
• M3: 1,418,188 km (0.048 R)
• M4: 1,878,800 km (0.05 R)
• M5: 2,347,191 km (0.077 R)
• M6: 2,858,815 km (0.048 R)
• M7: 3,821,478 km (0.105 R)
• M8: 5,095,603 km (0.096 R)
• M9: 5,845,387 km (0.11 R)
• M10: 6,636,012 km (0.036 R)
• M11: 7,741,091 km (0.073 R)
• M12: 8,393,637 km (0.027 R)
• M13: 8,965,400 km (0.111 R)
• M14: 9,685,565 km (0.114 R)
• M15: 10,400,942 km (0.092 R)
• M16: 16,143,256 km (0.094 R)
• M17: 16,969,186 km (0.067 R)
• M18: 19,816,033 km (0.093 R)
• M19: 20,421,456 km (0.104 R)
• M20: 20,900,767 km (0.087 R)
• M21: 21,387,708 km (0.077 R)
• M22: 23,710,814 km (0.119 R)
• M23: 24,623,959 km (0.074 R)
• M24: 27,255,834 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.8

Radius: 13.3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.72 AU - 7.04 AU

Year: 5011 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,150,675 km

• M1: 165,605 km (0.081 R)
• M2: 718,967 km (0.117 R)
• M3: 1,922,781 km (0.112 R)
• M4: 2,378,606 km (0.117 R)
• M5: 2,999,587 km (0.07 R)
• M6: 3,619,221 km (0.111 R)
• M7: 5,336,754 km (0.048 R)
• M8: 7,232,459 km (0.06 R)
• M9: 7,760,539 km (0.12 R)
• M10: 9,093,606 km (0.093 R)
• M11: 10,265,855 km (0.113 R)
• M12: 10,708,066 km (0.062 R)
• M13: 11,869,843 km (0.103 R)
• M14: 12,456,715 km (0.088 R)
• M15: 13,582,739 km (0.118 R)
• M16: 14,170,658 km (0.05 R)
• M17: 14,664,182 km (0.069 R)
• M18: 15,685,935 km (0.116 R)
• M19: 17,368,911 km (0.097 R)
• M20: 19,369,484 km (0.07 R)
• M21: 20,879,524 km (0.113 R)
• M22: 21,304,682 km (0.052 R)
• M23: 22,245,652 km (0.078 R)
• M24: 22,763,710 km (0.068 R)
• M25: 27,625,341 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.2

Radius: 3.7

Gravity: 46.54 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.89 AU - 15.41 AU

Year: 17725 Days

Day: 17.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,150,675 km

• M1: 46,974 km (0.063 R)
• M2: 164,408 km (0.056 R)
• M3: 376,538 km (0.068 R)
• M4: 726,597 km (0.093 R)
• M5: 1,168,210 km (0.105 R)
• M6: 1,598,154 km (0.043 R)
• M7: 2,145,981 km (0.097 R)
• M8: 3,376,125 km (0.067 R)
• M9: 4,139,672 km (0.102 R)
• M10: 4,363,620 km (0.116 R)
• M11: 4,528,328 km (0.092 R)
• M12: 7,339,272 km (0.113 R)
• M13: 15,667,086 km (0.044 R)
• M14: 17,664,068 km (0.111 R)
• M15: 25,714,079 km (0.118 R)
• M16: 26,906,972 km (0.047 R)
• M17: 38,781,154 km (0.067 R)
• M18: 45,142,803 km (0.083 R)
• M19: 45,611,044 km (0.107 R)
• M20: 54,954,030 km (0.048 R)
• M21: 58,207,933 km (0.114 R)
• M22: 65,096,317 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.8

Radius: 4.6

Gravity: 16.01 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 12.84 AU - 20.18 AU

Year: 23578 Days

Day: 22.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,150,675 km

• M1: 156,629 km (0.074 R)
• M2: 337,194 km (0.094 R)
• M3: 524,640 km (0.112 R)
• M4: 927,956 km (0.052 R)
• M5: 1,530,087 km (0.095 R)
• M6: 2,424,832 km (0.111 R)
• M7: 2,983,430 km (0.086 R)
• M8: 3,945,943 km (0.061 R)
• M9: 4,957,374 km (0.107 R)
• M10: 5,244,153 km (0.098 R)
• M11: 5,391,657 km (0.092 R)
• M12: 5,811,578 km (0.111 R)
• M13: 15,286,210 km (0.113 R)
• M14: 15,893,278 km (0.112 R)
• M15: 16,125,005 km (0.079 R)
• M16: 26,265,048 km (0.12 R)
• M17: 26,915,798 km (0.044 R)
• M18: 29,859,735 km (0.034 R)
• M19: 36,645,794 km (0.058 R)
• M20: 64,371,964 km (0.107 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 17,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit