🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.76 AU - 0.8 AU

Year: 254 Days

Day: 17.3 Hours

Environment

Temp: 145 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,194,796 km

• M1: 144,512 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.96 AU - 1.34 AU

Year: 455 Days

Day: 20.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.66 AU - 1.8 AU

Year: 840 Days

Day: 44.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,194,796 km

• M1: 379,979 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.51 AU - 2.57 AU

Year: 1494 Days

Day: 21.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 742

Radius: 8.8

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.59 AU - 8.79 AU

Year: 7868 Days

Day: 11.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,194,796 km

• M1: 109,506 km (0.025 R)
• M2: 429,346 km (0.071 R)
• M3: 1,018,163 km (0.109 R)
• M4: 1,417,290 km (0.047 R)
• M5: 1,919,041 km (0.106 R)
• M6: 2,263,565 km (0.097 R)
• M7: 2,610,782 km (0.092 R)
• M8: 2,993,453 km (0.093 R)
• M9: 4,182,457 km (0.088 R)
• M10: 4,565,877 km (0.093 R)
• M11: 5,371,611 km (0.116 R)
• M12: 6,698,544 km (0.119 R)
• M13: 7,737,202 km (0.103 R)
• M14: 9,843,091 km (0.119 R)
• M15: 11,027,607 km (0.119 R)
• M16: 12,194,620 km (0.028 R)
• M17: 13,151,298 km (0.104 R)
• M18: 15,149,776 km (0.115 R)
• M19: 17,135,090 km (0.108 R)
• M20: 18,333,967 km (0.075 R)
• M21: 18,843,497 km (0.075 R)
• M22: 20,819,386 km (0.069 R)
• M23: 22,183,419 km (0.114 R)
• M24: 23,013,239 km (0.079 R)
• M25: 26,818,410 km (0.084 R)
• M26: 27,759,979 km (0.039 R)
• M27: 28,431,973 km (0.061 R)
• M28: 32,694,016 km (0.093 R)
• M29: 33,876,737 km (0.093 R)
• M30: 39,013,778 km (0.056 R)
• M31: 40,099,859 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.8

Radius: 8.2

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.07 AU - 11.21 AU

Year: 11913 Days

Day: 8.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,194,796 km

• M1: 102,774 km (0.099 R)
• M2: 375,491 km (0.093 R)
• M3: 1,222,364 km (0.049 R)
• M4: 1,590,525 km (0.091 R)
• M5: 2,306,949 km (0.026 R)
• M6: 4,232,722 km (0.1 R)
• M7: 5,846,135 km (0.104 R)
• M8: 8,109,551 km (0.12 R)
• M9: 14,989,258 km (0.066 R)
• M10: 19,997,495 km (0.063 R)
• M11: 21,965,455 km (0.116 R)
• M12: 23,482,827 km (0.106 R)
• M13: 25,844,528 km (0.106 R)
• M14: 26,725,061 km (0.108 R)
• M15: 26,993,141 km (0.112 R)
• M16: 32,432,818 km (0.11 R)
• M17: 33,456,965 km (0.086 R)
• M18: 34,714,186 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.7

Radius: 6.6

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 15.33 AU - 18.97 AU

Year: 26204 Days

Day: 23.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,194,796 km

• M1: 82,129 km (0.066 R)
• M2: 333,902 km (0.111 R)
• M3: 556,205 km (0.058 R)
• M4: 892,501 km (0.115 R)
• M5: 1,344,137 km (0.09 R)
• M6: 1,735,036 km (0.109 R)
• M7: 2,199,388 km (0.078 R)
• M8: 2,461,035 km (0.106 R)
• M9: 3,262,281 km (0.05 R)
• M10: 3,783,181 km (0.102 R)
• M11: 4,063,826 km (0.029 R)
• M12: 4,391,745 km (0.12 R)
• M13: 7,833,992 km (0.107 R)
• M14: 8,136,628 km (0.046 R)
• M15: 9,826,336 km (0.1 R)
• M16: 14,326,539 km (0.094 R)
• M17: 16,034,199 km (0.109 R)
• M18: 17,188,795 km (0.106 R)
• M19: 18,843,198 km (0.091 R)
• M20: 19,848,047 km (0.103 R)
• M21: 21,081,182 km (0.106 R)
• M22: 22,465,262 km (0.112 R)
• M23: 25,194,675 km (0.076 R)
• M24: 25,523,192 km (0.09 R)
• M25: 31,049,936 km (0.107 R)
• M26: 34,559,950 km (0.117 R)
• M27: 34,829,975 km (0.067 R)
• M28: 39,051,776 km (0.101 R)
• M29: 42,665,313 km (0.04 R)
• M30: 43,602,394 km (0.115 R)
• M31: 52,839,913 km (0.094 R)
• M32: 54,831,659 km (0.119 R)
• M33: 55,199,221 km (0.115 R)
• M34: 56,498,179 km (0.107 R)
• M35: 64,110,616 km (0.077 R)
• M36: 74,833,044 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 14,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit