🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.51 AU - 0.55 AU

Year: 146 Days

Day: 40.8 Hours

Environment

Temp: 220 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,877,624 km

• M1: 378,632 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.36 AU - 2.8 AU

Year: 1570 Days

Day: 45.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.6

Radius: 8

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.28 AU - 8.6 AU

Year: 7686 Days

Day: 9.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,877,624 km

• M1: 99,483 km (0.091 R)
• M2: 370,554 km (0.095 R)
• M3: 797,057 km (0.093 R)
• M4: 1,048,681 km (0.076 R)
• M5: 1,330,673 km (0.06 R)
• M6: 2,444,728 km (0.1 R)
• M7: 2,766,813 km (0.109 R)
• M8: 3,427,287 km (0.046 R)
• M9: 5,209,297 km (0.109 R)
• M10: 6,043,305 km (0.106 R)
• M11: 6,707,071 km (0.111 R)
• M12: 7,000,732 km (0.095 R)
• M13: 7,732,714 km (0.086 R)
• M14: 8,728,886 km (0.098 R)
• M15: 10,873,521 km (0.056 R)
• M16: 13,871,463 km (0.081 R)
• M17: 17,586,277 km (0.086 R)
• M18: 19,153,464 km (0.062 R)
• M19: 19,820,671 km (0.044 R)
• M20: 21,516,811 km (0.081 R)
• M21: 22,645,228 km (0.079 R)
• M22: 25,371,799 km (0.043 R)
• M23: 27,275,432 km (0.088 R)
• M24: 32,709,126 km (0.096 R)
• M25: 33,342,373 km (0.11 R)
• M26: 34,961,022 km (0.109 R)
• M27: 38,822,891 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.8

Radius: 5.7

Gravity: 19.72 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.68 AU - 16.78 AU

Year: 21412 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,877,624 km

• M1: 72,405 km (0.104 R)
• M2: 1,173,595 km (0.108 R)
• M3: 1,872,068 km (0.101 R)
• M4: 2,088,685 km (0.101 R)
• M5: 2,766,513 km (0.112 R)
• M6: 3,075,283 km (0.101 R)
• M7: 3,610,993 km (0.119 R)
• M8: 4,173,930 km (0.058 R)
• M9: 4,902,621 km (0.07 R)
• M10: 5,433,395 km (0.096 R)
• M11: 5,712,843 km (0.096 R)
• M12: 6,653,664 km (0.099 R)
• M13: 7,255,946 km (0.059 R)
• M14: 7,793,451 km (0.113 R)
• M15: 10,210,952 km (0.097 R)
• M16: 11,523,823 km (0.113 R)
• M17: 13,157,731 km (0.1 R)
• M18: 13,808,332 km (0.083 R)
• M19: 14,480,176 km (0.062 R)
• M20: 18,524,854 km (0.116 R)
• M21: 20,276,795 km (0.053 R)
• M22: 21,537,306 km (0.066 R)
• M23: 22,338,552 km (0.105 R)
• M24: 23,472,205 km (0.1 R)
• M25: 24,106,650 km (0.095 R)
• M26: 28,036,586 km (0.088 R)
• M27: 30,214,880 km (0.095 R)
• M28: 30,713,789 km (0.111 R)
• M29: 30,965,263 km (0.075 R)
• M30: 33,027,021 km (0.116 R)
• M31: 33,689,740 km (0.093 R)
• M32: 34,632,206 km (0.072 R)
• M33: 38,871,361 km (0.105 R)
• M34: 39,758,776 km (0.107 R)
• M35: 44,559,820 km (0.105 R)
• M36: 46,849,266 km (0.076 R)
• M37: 51,838,654 km (0.07 R)
• M38: 58,703,850 km (0.097 R)
• M39: 62,453,670 km (0.059 R)
• M40: 70,644,602 km (0.082 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 14,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit