🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.62 AU - 0.82 AU

Year: 230 Days

Day: 12.6 Hours

Environment

Temp: 172 °C

Axial Tilt: 18.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.71 AU - 0.87 AU

Year: 265 Days

Day: 37.6 Hours

Environment

Temp: 129 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,759,732 km

• M1: 71,059 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.69 AU - 1.11 AU

Year: 322 Days

Day: 17.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,759,732 km

• M1: 34,707 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.95 AU - 1.39 AU

Year: 477 Days

Day: 23.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.28 AU - 4.48 AU

Year: 2879 Days

Day: 46.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.68 AU - 4.16 AU

Year: 2924 Days

Day: 30.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.8

Radius: 10.2

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.94 AU - 5.76 AU

Year: 4024 Days

Day: 11.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 42,759,732 km

• M1: 214,523 km (0.057 R)
• M2: 379,829 km (0.116 R)
• M3: 650,003 km (0.087 R)
• M4: 835,355 km (0.092 R)
• M5: 971,339 km (0.095 R)
• M6: 1,390,213 km (0.089 R)
• M7: 1,796,970 km (0.116 R)
• M8: 2,120,849 km (0.088 R)
• M9: 2,199,837 km (0.11 R)
• M10: 2,299,918 km (0.08 R)
• M11: 2,381,149 km (0.114 R)
• M12: 2,515,339 km (0.077 R)
• M13: 2,705,178 km (0.097 R)
• M14: 2,856,123 km (0.063 R)
• M15: 3,054,489 km (0.04 R)
• M16: 3,166,688 km (0.094 R)
• M17: 3,429,980 km (0.117 R)
• M18: 3,724,239 km (0.026 R)
• M19: 3,941,156 km (0.117 R)
• M20: 4,299,592 km (0.026 R)
• M21: 4,514,714 km (0.057 R)
• M22: 4,604,323 km (0.114 R)
• M23: 4,694,531 km (0.096 R)
• M24: 5,021,402 km (0.118 R)
• M25: 5,167,709 km (0.099 R)
• M26: 5,234,579 km (0.112 R)
• M27: 5,355,903 km (0.098 R)
• M28: 5,614,857 km (0.059 R)
• M29: 6,060,509 km (0.074 R)
• M30: 6,145,331 km (0.088 R)
• M31: 6,259,025 km (0.109 R)
• M32: 6,633,469 km (0.042 R)
• M33: 7,104,552 km (0.098 R)
• M34: 8,125,408 km (0.09 R)
• M35: 8,933,087 km (0.102 R)
• M36: 9,045,884 km (0.096 R)
• M37: 9,240,511 km (0.082 R)
• M38: 9,700,076 km (0.052 R)
• M39: 9,832,619 km (0.043 R)
• M40: 10,572,979 km (0.081 R)
• M41: 11,018,930 km (0.071 R)
• M42: 11,313,937 km (0.111 R)
• M43: 11,558,679 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.8

Radius: 5.8

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.77 AU - 12.09 AU

Year: 15523 Days

Day: 21.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 42,759,732 km

• M1: 79,137 km (0.081 R)
• M2: 305,180 km (0.096 R)
• M3: 563,834 km (0.09 R)
• M4: 607,816 km (0.089 R)
• M5: 1,167,611 km (0.028 R)
• M6: 1,672,205 km (0.052 R)
• M7: 1,958,685 km (0.107 R)
• M8: 2,072,978 km (0.12 R)
• M9: 2,213,151 km (0.093 R)
• M10: 2,478,089 km (0.077 R)
• M11: 3,304,916 km (0.043 R)
• M12: 3,524,077 km (0.09 R)
• M13: 3,719,751 km (0.107 R)
• M14: 4,357,487 km (0.063 R)
• M15: 4,567,373 km (0.1 R)
• M16: 4,780,699 km (0.09 R)
• M17: 5,666,319 km (0.079 R)
• M18: 5,796,768 km (0.043 R)
• M19: 5,895,502 km (0.039 R)
• M20: 6,127,678 km (0.052 R)
• M21: 7,016,439 km (0.071 R)
• M22: 7,440,101 km (0.089 R)
• M23: 7,944,694 km (0.097 R)
• M24: 7,981,196 km (0.112 R)
• M25: 8,460,508 km (0.066 R)
• M26: 8,797,701 km (0.108 R)
• M27: 9,757,521 km (0.116 R)
• M28: 9,874,955 km (0.092 R)
• M29: 10,549,043 km (0.101 R)
• M30: 11,115,271 km (0.095 R)
• M31: 12,701,308 km (0.088 R)
• M32: 13,044,186 km (0.072 R)
• M33: 13,260,056 km (0.087 R)
• M34: 13,651,554 km (0.099 R)
• M35: 14,002,660 km (0.108 R)
• M36: 15,300,571 km (0.052 R)
• M37: 15,437,004 km (0.111 R)
• M38: 16,217,756 km (0.058 R)
• M39: 16,403,257 km (0.095 R)
• M40: 16,683,005 km (0.105 R)
• M41: 16,729,829 km (0.116 R)
• M42: 17,247,139 km (0.103 R)
• M43: 17,961,020 km (0.107 R)
• M44: 18,153,103 km (0.085 R)
• M45: 18,587,535 km (0.097 R)
• M46: 19,221,232 km (0.026 R)
• M47: 19,417,654 km (0.081 R)
• M48: 19,614,674 km (0.091 R)
• M49: 22,287,689 km (0.115 R)
• M50: 23,430,467 km (0.116 R)
• M51: 24,167,386 km (0.046 R)
• M52: 24,645,352 km (0.029 R)
• M53: 24,805,272 km (0.074 R)
• M54: 25,610,258 km (0.08 R)
• M55: 27,356,065 km (0.117 R)
• M56: 27,687,724 km (0.061 R)
• M57: 32,001,677 km (0.092 R)
• M58: 35,371,369 km (0.103 R)
• M59: 35,491,646 km (0.12 R)
• M60: 35,974,099 km (0.109 R)
• M61: 36,701,893 km (0.099 R)
• M62: 37,556,994 km (0.055 R)
• M63: 37,802,484 km (0.114 R)
• M64: 39,536,174 km (0.105 R)
• M65: 40,853,234 km (0.111 R)
• M66: 40,916,364 km (0.098 R)
• M67: 41,232,165 km (0.085 R)
• M68: 41,358,875 km (0.106 R)
• M69: 42,121,076 km (0.096 R)
• M70: 42,248,533 km (0.096 R)
• M71: 42,376,140 km (0.06 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: 387 - 19,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit