🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.03 AU - 1.47 AU

Year: 493 Days

Day: 12.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.58 AU - 3.3 AU

Year: 1780 Days

Day: 12.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.6

Radius: 11.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.81 AU - 7.89 AU

Year: 7036 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,757,523 km

• M1: 147,952 km (0.119 R)
• M2: 781,050 km (0.089 R)
• M3: 1,342,491 km (0.092 R)
• M4: 1,729,651 km (0.045 R)
• M5: 2,164,681 km (0.094 R)
• M6: 2,641,001 km (0.098 R)
• M7: 3,932,180 km (0.059 R)
• M8: 4,346,716 km (0.106 R)
• M9: 4,814,508 km (0.111 R)
• M10: 5,238,469 km (0.09 R)
• M11: 6,019,669 km (0.113 R)
• M12: 6,572,582 km (0.109 R)
• M13: 7,416,314 km (0.101 R)
• M14: 7,813,946 km (0.069 R)
• M15: 9,433,642 km (0.106 R)
• M16: 10,302,506 km (0.043 R)
• M17: 10,798,423 km (0.083 R)
• M18: 11,572,143 km (0.078 R)
• M19: 12,382,515 km (0.025 R)
• M20: 15,572,839 km (0.05 R)
• M21: 17,415,287 km (0.052 R)
• M22: 18,299,111 km (0.089 R)
• M23: 22,477,978 km (0.089 R)
• M24: 23,953,611 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.6

Radius: 3.9

Gravity: 34.29 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 13.21 AU - 20.65 AU

Year: 24597 Days

Day: 17.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,757,523 km

• M1: 48,470 km (0.095 R)
• M2: 196,871 km (0.074 R)
• M3: 400,025 km (0.081 R)
• M4: 595,250 km (0.1 R)
• M5: 920,625 km (0.107 R)
• M6: 1,235,080 km (0.05 R)
• M7: 1,498,522 km (0.081 R)
• M8: 2,136,706 km (0.04 R)
• M9: 2,492,749 km (0.03 R)
• M10: 2,636,064 km (0.052 R)
• M11: 2,835,628 km (0.076 R)
• M12: 4,353,597 km (0.106 R)
• M13: 5,035,913 km (0.042 R)
• M14: 5,462,117 km (0.047 R)
• M15: 8,537,251 km (0.075 R)
• M16: 8,974,376 km (0.045 R)
• M17: 10,936,053 km (0.091 R)
• M18: 13,528,285 km (0.103 R)
• M19: 15,520,330 km (0.117 R)
• M20: 22,243,109 km (0.106 R)
• M21: 22,447,609 km (0.088 R)
• M22: 23,383,643 km (0.072 R)
• M23: 23,914,865 km (0.061 R)
• M24: 26,347,626 km (0.078 R)
• M25: 27,505,962 km (0.028 R)
• M26: 30,549,680 km (0.052 R)
• M27: 32,087,397 km (0.072 R)
• M28: 33,541,488 km (0.111 R)
• M29: 36,722,537 km (0.106 R)
• M30: 38,754,226 km (0.092 R)
• M31: 39,050,430 km (0.091 R)
• M32: 41,629,497 km (0.113 R)
• M33: 42,409,201 km (0.095 R)
• M34: 43,836,963 km (0.026 R)
• M35: 44,481,580 km (0.089 R)
• M36: 58,739,454 km (0.104 R)
• M37: 59,326,327 km (0.053 R)
• M38: 72,123,826 km (0.103 R)
• M39: 77,859,708 km (0.073 R)
• M40: 78,095,324 km (0.045 R)
• M41: 79,518,599 km (0.107 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 11,263 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit