🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.62 AU - 0.9 AU

Year: 246 Days

Day: 37.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.8 AU - 1.32 AU

Year: 405 Days

Day: 41.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.04 AU - 1.56 AU

Year: 550 Days

Day: 16.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.76 AU - 2 AU

Year: 956 Days

Day: 31.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.92 AU - 2.32 AU

Year: 1145 Days

Day: 31.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.15 AU - 2.99 AU

Year: 1528 Days

Day: 19.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,545,831 km

• M1: 20,495 km (0.106 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.29 AU - 3.53 AU

Year: 1841 Days

Day: 37.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.1

Radius: 13.1

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.96 AU - 8.5 AU

Year: 7210 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,545,831 km

• M1: 163,062 km (0.099 R)
• M2: 742,155 km (0.103 R)
• M3: 1,484,460 km (0.071 R)
• M4: 2,012,690 km (0.118 R)
• M5: 2,531,794 km (0.078 R)
• M6: 3,118,368 km (0.092 R)
• M7: 3,869,648 km (0.09 R)
• M8: 5,035,614 km (0.09 R)
• M9: 6,495,689 km (0.107 R)
• M10: 7,168,281 km (0.116 R)
• M11: 17,511,628 km (0.083 R)
• M12: 20,892,390 km (0.057 R)
• M13: 24,686,042 km (0.086 R)
• M14: 30,325,134 km (0.112 R)
• M15: 30,942,824 km (0.116 R)
• M16: 35,051,379 km (0.062 R)
• M17: 36,305,458 km (0.025 R)
• M18: 40,494,797 km (0.065 R)
• M19: 41,495,757 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.1

Radius: 6.4

Gravity: 18.58 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.64 AU - 14.74 AU

Year: 18785 Days

Day: 16.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 45,545,831 km

• M1: 80,184 km (0.072 R)
• M2: 295,755 km (0.116 R)
• M3: 1,422,077 km (0.075 R)
• M4: 1,649,765 km (0.108 R)
• M5: 2,462,082 km (0.088 R)
• M6: 3,602,317 km (0.091 R)
• M7: 3,966,438 km (0.048 R)
• M8: 4,255,461 km (0.115 R)
• M9: 4,627,661 km (0.116 R)
• M10: 4,839,641 km (0.069 R)
• M11: 5,169,953 km (0.073 R)
• M12: 5,916,596 km (0.052 R)
• M13: 6,209,209 km (0.104 R)
• M14: 8,325,720 km (0.065 R)
• M15: 8,908,254 km (0.103 R)
• M16: 9,688,407 km (0.102 R)
• M17: 10,452,852 km (0.116 R)
• M18: 11,902,755 km (0.107 R)
• M19: 13,842,590 km (0.101 R)
• M20: 14,358,703 km (0.09 R)
• M21: 15,273,195 km (0.099 R)
• M22: 17,471,535 km (0.099 R)
• M23: 20,623,862 km (0.061 R)
• M24: 20,910,491 km (0.049 R)
• M25: 22,383,881 km (0.096 R)
• M26: 22,788,244 km (0.105 R)
• M27: 23,300,467 km (0.117 R)
• M28: 24,668,090 km (0.094 R)
• M29: 25,755,817 km (0.119 R)
• M30: 31,299,764 km (0.113 R)
• M31: 33,354,790 km (0.117 R)
• M32: 46,940,820 km (0.031 R)
• M33: 47,603,090 km (0.081 R)
• M34: 49,456,607 km (0.09 R)
• M35: 56,976,743 km (0.11 R)
• M36: 63,393,743 km (0.094 R)
• M37: 72,016,415 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.4

Radius: 5.4

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 11.22 AU - 16.68 AU

Year: 19323 Days

Day: 22.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,545,831 km

• M1: 67,169 km (0.096 R)
• M2: 350,508 km (0.11 R)
• M3: 599,139 km (0.1 R)
• M4: 1,119,890 km (0.104 R)
• M5: 1,529,638 km (0.093 R)
• M6: 3,733,664 km (0.104 R)
• M7: 4,941,218 km (0.029 R)
• M8: 6,279,071 km (0.12 R)
• M9: 6,685,678 km (0.054 R)
• M10: 7,070,444 km (0.087 R)
• M11: 8,139,770 km (0.08 R)
• M12: 8,445,249 km (0.116 R)
• M13: 9,890,514 km (0.111 R)
• M14: 11,822,271 km (0.107 R)
• M15: 12,101,271 km (0.095 R)
• M16: 12,672,436 km (0.114 R)
• M17: 13,142,023 km (0.111 R)
• M18: 14,813,331 km (0.113 R)
• M19: 18,496,281 km (0.119 R)
• M20: 19,795,688 km (0.096 R)
• M21: 20,748,925 km (0.11 R)
• M22: 22,404,824 km (0.068 R)
• M23: 23,439,593 km (0.068 R)
• M24: 25,511,374 km (0.1 R)
• M25: 36,178,300 km (0.098 R)
• M26: 37,961,656 km (0.116 R)
• M27: 40,303,761 km (0.105 R)
• M28: 44,732,157 km (0.083 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 12,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit