🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.68 AU - 0.86 AU

Year: 236 Days

Day: 44.8 Hours

Environment

Temp: 183 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,523,566 km

• M1: 47,123 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.97 AU - 1.29 AU

Year: 420 Days

Day: 27.6 Hours

Environment

Temp: 45 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,523,566 km

• M1: 20,944 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.23 AU - 1.31 AU

Year: 501 Days

Day: 18.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.44 AU - 2.34 AU

Year: 909 Days

Day: 14.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,523,566 km

• M1: 84,523 km (0.086 R)
• M2: 1,154,896 km (0.04 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.3

Radius: 9.7

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.79 AU - 10.15 AU

Year: 8624 Days

Day: 12.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,523,566 km

• M1: 120,576 km (0.1 R)
• M2: 517,908 km (0.033 R)
• M3: 1,010,534 km (0.067 R)
• M4: 1,577,958 km (0.119 R)
• M5: 4,489,731 km (0.116 R)
• M6: 5,429,804 km (0.098 R)
• M7: 6,162,385 km (0.064 R)
• M8: 7,321,320 km (0.106 R)
• M9: 14,571,431 km (0.103 R)
• M10: 16,330,852 km (0.083 R)
• M11: 21,257,259 km (0.088 R)
• M12: 24,886,055 km (0.106 R)
• M13: 30,162,521 km (0.053 R)
• M14: 33,343,570 km (0.048 R)
• M15: 45,600,722 km (0.087 R)
• M16: 47,442,272 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.2

Radius: 5.3

Gravity: 26.6 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 11.18 AU - 17.6 AU

Year: 19097 Days

Day: 21.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,523,566 km

• M1: 71,957 km (0.091 R)
• M2: 302,038 km (0.074 R)
• M3: 768,634 km (0.074 R)
• M4: 1,141,432 km (0.092 R)
• M5: 1,430,604 km (0.112 R)
• M6: 1,822,551 km (0.089 R)
• M7: 2,074,025 km (0.067 R)
• M8: 2,670,920 km (0.118 R)
• M9: 3,695,666 km (0.086 R)
• M10: 5,647,918 km (0.09 R)
• M11: 12,081,374 km (0.109 R)
• M12: 14,795,379 km (0.078 R)
• M13: 15,258,085 km (0.113 R)
• M14: 17,545,586 km (0.114 R)
• M15: 18,503,461 km (0.109 R)
• M16: 18,770,793 km (0.04 R)
• M17: 19,865,400 km (0.032 R)
• M18: 20,051,799 km (0.026 R)
• M19: 30,567,333 km (0.058 R)
• M20: 36,773,849 km (0.079 R)
• M21: 41,905,954 km (0.105 R)
• M22: 46,997,966 km (0.09 R)
• M23: 48,839,366 km (0.109 R)
• M24: 50,381,272 km (0.106 R)
• M25: 64,512,586 km (0.111 R)
• M26: 67,623,773 km (0.116 R)
• M27: 73,919,449 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.4

Radius: 7.1

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 12.35 AU - 16.87 AU

Year: 19537 Days

Day: 24 Hours

Environment

Temp: -178 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,523,566 km

• M1: 91,105 km (0.114 R)
• M2: 417,677 km (0.1 R)
• M3: 1,043,894 km (0.09 R)
• M4: 1,958,984 km (0.12 R)
• M5: 3,446,286 km (0.091 R)
• M6: 3,852,893 km (0.12 R)
• M7: 5,911,958 km (0.083 R)
• M8: 8,120,621 km (0.102 R)
• M9: 11,202,786 km (0.059 R)
• M10: 13,581,392 km (0.071 R)
• M11: 16,137,870 km (0.08 R)
• M12: 18,310,480 km (0.079 R)
• M13: 20,102,962 km (0.112 R)
• M14: 20,917,522 km (0.076 R)
• M15: 21,416,730 km (0.078 R)
• M16: 22,180,427 km (0.104 R)
• M17: 24,580,426 km (0.087 R)
• M18: 36,033,789 km (0.065 R)
• M19: 38,710,244 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.6

Radius: 6.3

Gravity: 16.44 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.63 AU - 20.67 AU

Year: 24847 Days

Day: 18.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,523,566 km

• M1: 113,395 km (0.091 R)
• M2: 510,578 km (0.11 R)
• M3: 1,102,985 km (0.097 R)
• M4: 1,597,705 km (0.105 R)
• M5: 4,247,532 km (0.12 R)
• M6: 4,564,381 km (0.085 R)
• M7: 5,406,018 km (0.08 R)
• M8: 7,342,114 km (0.115 R)
• M9: 8,383,315 km (0.08 R)
• M10: 8,882,523 km (0.105 R)
• M11: 9,698,430 km (0.117 R)
• M12: 10,754,890 km (0.105 R)
• M13: 11,211,463 km (0.1 R)
• M14: 13,766,146 km (0.118 R)
• M15: 19,603,455 km (0.06 R)
• M16: 21,183,208 km (0.075 R)
• M17: 21,693,786 km (0.101 R)
• M18: 22,845,839 km (0.071 R)
• M19: 27,863,501 km (0.067 R)
• M20: 38,779,658 km (0.111 R)
• M21: 42,861,286 km (0.101 R)
• M22: 56,026,946 km (0.086 R)
• M23: 68,274,075 km (0.09 R)
• M24: 68,940,384 km (0.095 R)
• M25: 72,337,602 km (0.061 R)
• M26: 75,134,483 km (0.12 R)
• M27: 75,844,774 km (0.045 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 13,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit