🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.43 AU - 0.57 AU

Year: 128 Days

Day: 32.9 Hours

Environment

Temp: 270 °C

Axial Tilt: 116.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,026,493 km

• M1: 51,312 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.4 AU - 0.64 AU

Year: 136 Days

Day: 30.9 Hours

Environment

Temp: 246 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.69 AU - 0.75 AU

Year: 221 Days

Day: 38.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.8

Radius: 12.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.94 AU - 7.2 AU

Year: 6799 Days

Day: 8.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,026,493 km

• M1: 154,385 km (0.04 R)
• M2: 847,771 km (0.093 R)
• M3: 1,643,333 km (0.074 R)
• M4: 2,502,772 km (0.11 R)
• M5: 2,944,236 km (0.1 R)
• M6: 3,437,759 km (0.119 R)
• M7: 4,235,714 km (0.104 R)
• M8: 4,716,372 km (0.112 R)
• M9: 7,147,188 km (0.049 R)
• M10: 7,621,563 km (0.075 R)
• M11: 8,938,622 km (0.033 R)
• M12: 9,330,270 km (0.087 R)
• M13: 10,968,217 km (0.116 R)
• M14: 12,067,163 km (0.059 R)
• M15: 12,546,175 km (0.086 R)
• M16: 13,087,719 km (0.095 R)
• M17: 15,411,722 km (0.107 R)
• M18: 17,813,516 km (0.115 R)
• M19: 19,986,724 km (0.058 R)
• M20: 26,342,988 km (0.118 R)
• M21: 27,642,695 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.2

Radius: 4.7

Gravity: 29.71 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.3 AU - 13.04 AU

Year: 16310 Days

Day: 20.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,026,493 km

• M1: 58,493 km (0.097 R)
• M2: 465,997 km (0.094 R)
• M3: 774,169 km (0.119 R)
• M4: 2,103,047 km (0.103 R)
• M5: 2,839,068 km (0.115 R)
• M6: 3,085,007 km (0.092 R)
• M7: 3,480,394 km (0.118 R)
• M8: 5,115,499 km (0.054 R)
• M9: 6,806,554 km (0.103 R)
• M10: 7,383,403 km (0.119 R)
• M11: 7,848,802 km (0.086 R)
• M12: 9,203,111 km (0.104 R)
• M13: 9,578,153 km (0.119 R)
• M14: 10,823,256 km (0.117 R)
• M15: 11,423,443 km (0.12 R)
• M16: 12,108,900 km (0.078 R)
• M17: 13,837,354 km (0.069 R)
• M18: 14,905,932 km (0.073 R)
• M19: 15,723,783 km (0.091 R)
• M20: 18,356,257 km (0.104 R)
• M21: 21,923,119 km (0.082 R)
• M22: 24,473,763 km (0.086 R)
• M23: 31,943,633 km (0.089 R)
• M24: 34,309,075 km (0.102 R)
• M25: 44,940,248 km (0.115 R)
• M26: 60,314,720 km (0.076 R)
• M27: 62,571,853 km (0.101 R)
• M28: 64,107,325 km (0.118 R)
• M29: 65,079,711 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820

Radius: 7.4

Gravity: 14.97 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 15.91 AU - 21.47 AU

Year: 29222 Days

Day: 24.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 104,026,493 km

• M1: 94,546 km (0.119 R)
• M2: 325,675 km (0.119 R)
• M3: 558,898 km (0.115 R)
• M4: 936,034 km (0.081 R)
• M5: 1,244,654 km (0.077 R)
• M6: 1,583,344 km (0.108 R)
• M7: 2,398,203 km (0.047 R)
• M8: 3,465,883 km (0.097 R)
• M9: 4,034,505 km (0.092 R)
• M10: 4,359,880 km (0.116 R)
• M11: 5,356,651 km (0.096 R)
• M12: 6,595,321 km (0.042 R)
• M13: 7,682,898 km (0.075 R)
• M14: 9,189,199 km (0.114 R)
• M15: 10,274,681 km (0.098 R)
• M16: 11,301,371 km (0.116 R)
• M17: 12,470,179 km (0.107 R)
• M18: 13,319,147 km (0.113 R)
• M19: 14,706,069 km (0.087 R)
• M20: 18,639,446 km (0.083 R)
• M21: 20,687,142 km (0.082 R)
• M22: 21,221,655 km (0.056 R)
• M23: 22,095,905 km (0.104 R)
• M24: 24,504,730 km (0.091 R)
• M25: 27,722,729 km (0.071 R)
• M26: 36,356,172 km (0.066 R)
• M27: 38,724,007 km (0.097 R)
• M28: 39,535,576 km (0.098 R)
• M29: 52,710,062 km (0.089 R)
• M30: 71,890,753 km (0.105 R)
• M31: 72,624,231 km (0.044 R)
• M32: 73,857,666 km (0.105 R)
• M33: 76,875,055 km (0.087 R)
• M34: 82,618,416 km (0.074 R)
• M35: 86,970,517 km (0.073 R)
• M36: 91,473,114 km (0.054 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 15,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit