🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.45 AU - 0.57 AU

Year: 135 Days

Day: 13.6 Hours

Environment

Temp: 184 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.49 AU - 0.79 AU

Year: 190 Days

Day: 44 Hours

Environment

Temp: 158 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.03 AU - 1.07 AU

Year: 399 Days

Day: 35.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.73 AU - 1.89 AU

Year: 903 Days

Day: 45.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.42 AU - 3.82 AU

Year: 2554 Days

Day: 46.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,808,146 km

• M1: 1,625,680 km (0.076 R)
• M2: 1,926,970 km (0.083 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 12.7

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.1 AU - 6.48 AU

Year: 4512 Days

Day: 6.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,808,146 km

• M1: 162,463 km (0.099 R)
• M2: 585,825 km (0.111 R)
• M3: 1,669,512 km (0.082 R)
• M4: 2,142,690 km (0.06 R)
• M5: 2,623,199 km (0.12 R)
• M6: 3,301,625 km (0.073 R)
• M7: 4,094,344 km (0.105 R)
• M8: 4,636,487 km (0.111 R)
• M9: 5,095,902 km (0.089 R)
• M10: 7,357,223 km (0.104 R)
• M11: 8,281,439 km (0.087 R)
• M12: 9,313,963 km (0.113 R)
• M13: 9,743,609 km (0.077 R)
• M14: 11,978,152 km (0.109 R)
• M15: 12,847,615 km (0.053 R)
• M16: 13,256,466 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.9

Radius: 8.6

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.41 AU - 7.15 AU

Year: 5153 Days

Day: 12.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,808,146 km

• M1: 106,962 km (0.092 R)
• M2: 416,480 km (0.063 R)
• M3: 1,136,794 km (0.087 R)
• M4: 1,511,537 km (0.116 R)
• M5: 1,997,132 km (0.119 R)
• M6: 2,747,066 km (0.069 R)
• M7: 3,217,701 km (0.117 R)
• M8: 3,494,457 km (0.119 R)
• M9: 3,904,205 km (0.102 R)
• M10: 4,738,812 km (0.101 R)
• M11: 5,779,564 km (0.106 R)
• M12: 6,723,228 km (0.091 R)
• M13: 7,541,977 km (0.085 R)
• M14: 9,037,955 km (0.091 R)
• M15: 10,034,277 km (0.053 R)
• M16: 10,769,401 km (0.082 R)
• M17: 11,888,244 km (0.111 R)
• M18: 12,816,648 km (0.1 R)
• M19: 14,642,789 km (0.118 R)
• M20: 17,338,992 km (0.097 R)
• M21: 19,707,275 km (0.114 R)
• M22: 21,005,486 km (0.108 R)
• M23: 22,283,201 km (0.03 R)
• M24: 24,336,282 km (0.069 R)
• M25: 28,542,526 km (0.081 R)
• M26: 32,415,166 km (0.05 R)
• M27: 33,712,628 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.2

Radius: 7.8

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.57 AU - 15.51 AU

Year: 16468 Days

Day: 23.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,808,146 km

• M1: 104,419 km (0.034 R)
• M2: 425,008 km (0.095 R)
• M3: 1,722,320 km (0.081 R)
• M4: 1,975,739 km (0.091 R)
• M5: 2,254,141 km (0.083 R)
• M6: 3,442,696 km (0.083 R)
• M7: 4,253,367 km (0.041 R)
• M8: 5,075,706 km (0.118 R)
• M9: 5,372,060 km (0.119 R)
• M10: 6,331,431 km (0.099 R)
• M11: 6,763,320 km (0.096 R)
• M12: 7,782,380 km (0.082 R)
• M13: 9,498,118 km (0.085 R)
• M14: 10,238,478 km (0.052 R)
• M15: 15,050,743 km (0.059 R)
• M16: 16,859,082 km (0.025 R)
• M17: 17,857,947 km (0.06 R)
• M18: 20,341,122 km (0.12 R)
• M19: 22,053,718 km (0.096 R)
• M20: 23,247,360 km (0.096 R)
• M21: 26,419,433 km (0.038 R)
• M22: 27,765,215 km (0.089 R)
• M23: 33,997,014 km (0.065 R)
• M24: 36,813,044 km (0.095 R)
• M25: 41,248,920 km (0.079 R)
• M26: 43,517,721 km (0.085 R)
• M27: 44,136,608 km (0.074 R)
• M28: 49,467,678 km (0.079 R)
• M29: 50,480,904 km (0.104 R)
• M30: 53,074,632 km (0.116 R)
• M31: 54,314,798 km (0.101 R)
• M32: 56,853,025 km (0.067 R)
• M33: 66,973,022 km (0.063 R)
• M34: 70,312,794 km (0.095 R)
• M35: 70,737,802 km (0.076 R)
• M36: 71,808,175 km (0.047 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 14,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit