🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.5 AU - 0.52 AU

Year: 127 Days

Day: 28.7 Hours

Environment

Temp: 234 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,436,079 km

• M1: 55,202 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.8 AU - 0.92 AU

Year: 278 Days

Day: 33.4 Hours

Environment

Temp: 104 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.13 AU - 1.29 AU

Year: 464 Days

Day: 20.4 Hours

Environment

Temp: 41 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.22 AU - 1.86 AU

Year: 666 Days

Day: 15.5 Hours

Environment

Temp: -18 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.56 AU - 1.72 AU

Year: 731 Days

Day: 24.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,436,079 km

• M1: 65,075 km (0.04 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.49 AU - 3.09 AU

Year: 1623 Days

Day: 38.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 11.8

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.83 AU - 12.13 AU

Year: 11815 Days

Day: 12.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,436,079 km

• M1: 146,756 km (0.058 R)
• M2: 590,014 km (0.114 R)
• M3: 1,036,863 km (0.077 R)
• M4: 1,650,663 km (0.112 R)
• M5: 2,580,563 km (0.039 R)
• M6: 3,558,634 km (0.113 R)
• M7: 5,239,665 km (0.053 R)
• M8: 5,778,517 km (0.117 R)
• M9: 6,393,813 km (0.104 R)
• M10: 8,553,408 km (0.087 R)
• M11: 10,816,076 km (0.112 R)
• M12: 11,513,052 km (0.092 R)
• M13: 15,239,385 km (0.114 R)
• M14: 19,448,022 km (0.085 R)
• M15: 23,214,598 km (0.065 R)
• M16: 27,335,720 km (0.093 R)
• M17: 30,187,803 km (0.055 R)
• M18: 36,605,552 km (0.077 R)
• M19: 38,042,739 km (0.092 R)
• M20: 40,613,428 km (0.108 R)
• M21: 41,448,783 km (0.053 R)
• M22: 42,580,192 km (0.081 R)
• M23: 45,798,042 km (0.032 R)
• M24: 48,082,700 km (0.116 R)
• M25: 51,569,528 km (0.074 R)
• M26: 53,874,232 km (0.1 R)
• M27: 57,110,633 km (0.082 R)
• M28: 58,511,318 km (0.114 R)
• M29: 59,220,112 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 8.2

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 11.56 AU - 14.56 AU

Year: 16436 Days

Day: 7.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,436,079 km

• M1: 102,026 km (0.11 R)
• M2: 391,498 km (0.09 R)
• M3: 1,717,832 km (0.112 R)
• M4: 1,974,243 km (0.034 R)
• M5: 2,697,399 km (0.027 R)
• M6: 3,586,310 km (0.097 R)
• M7: 5,929,611 km (0.058 R)
• M8: 8,937,126 km (0.094 R)
• M9: 10,095,014 km (0.083 R)
• M10: 11,528,760 km (0.098 R)
• M11: 12,263,136 km (0.062 R)
• M12: 14,373,812 km (0.119 R)
• M13: 14,653,710 km (0.078 R)
• M14: 17,417,530 km (0.097 R)
• M15: 20,510,766 km (0.111 R)
• M16: 21,587,870 km (0.08 R)
• M17: 22,047,585 km (0.046 R)
• M18: 22,702,225 km (0.102 R)
• M19: 23,466,072 km (0.076 R)
• M20: 25,860,535 km (0.117 R)
• M21: 27,544,558 km (0.108 R)
• M22: 28,523,228 km (0.112 R)
• M23: 35,140,241 km (0.094 R)
• M24: 37,466,637 km (0.075 R)
• M25: 38,130,702 km (0.096 R)
• M26: 38,937,932 km (0.105 R)
• M27: 42,856,050 km (0.105 R)
• M28: 43,436,490 km (0.066 R)
• M29: 44,316,724 km (0.114 R)
• M30: 47,183,019 km (0.044 R)
• M31: 49,372,533 km (0.065 R)
• M32: 54,629,702 km (0.105 R)
• M33: 55,140,878 km (0.06 R)
• M34: 56,867,985 km (0.114 R)
• M35: 57,921,304 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.4

Radius: 4.2

Gravity: 42.6 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 14.13 AU - 23.55 AU

Year: 28478 Days

Day: 19.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,436,079 km

• M1: 52,210 km (0.116 R)
• M2: 301,889 km (0.068 R)
• M3: 466,446 km (0.069 R)
• M4: 711,787 km (0.11 R)
• M5: 882,627 km (0.108 R)
• M6: 2,049,790 km (0.041 R)
• M7: 2,732,405 km (0.081 R)
• M8: 2,952,613 km (0.075 R)
• M9: 3,244,479 km (0.08 R)
• M10: 4,919,077 km (0.081 R)
• M11: 5,717,182 km (0.034 R)
• M12: 5,940,681 km (0.062 R)
• M13: 19,621,706 km (0.116 R)
• M14: 26,937,939 km (0.116 R)
• M15: 34,984,210 km (0.051 R)
• M16: 42,944,014 km (0.078 R)
• M17: 69,327,692 km (0.106 R)
• M18: 87,330,300 km (0.113 R)
• M19: 96,371,696 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380.3

Radius: 5.5

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 15.97 AU - 23.75 AU

Year: 30822 Days

Day: 17.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,436,079 km

• M1: 68,366 km (0.083 R)
• M2: 355,445 km (0.105 R)
• M3: 755,619 km (0.034 R)
• M4: 1,309,430 km (0.113 R)
• M5: 1,483,562 km (0.086 R)
• M6: 1,673,103 km (0.066 R)
• M7: 2,208,663 km (0.09 R)
• M8: 2,825,904 km (0.106 R)
• M9: 3,462,144 km (0.086 R)
• M10: 5,403,924 km (0.115 R)
• M11: 7,464,485 km (0.115 R)
• M12: 8,946,701 km (0.076 R)
• M13: 11,127,239 km (0.064 R)
• M14: 12,339,880 km (0.084 R)
• M15: 14,397,598 km (0.118 R)
• M16: 15,670,527 km (0.031 R)
• M17: 17,986,002 km (0.103 R)
• M18: 20,324,367 km (0.102 R)
• M19: 20,519,742 km (0.112 R)
• M20: 22,543,202 km (0.104 R)
• M21: 23,603,103 km (0.079 R)
• M22: 27,694,306 km (0.08 R)
• M23: 36,233,203 km (0.091 R)
• M24: 37,099,973 km (0.108 R)
• M25: 41,641,914 km (0.032 R)
• M26: 41,957,266 km (0.114 R)
• M27: 45,699,158 km (0.111 R)
• M28: 57,659,358 km (0.094 R)
• M29: 63,099,185 km (0.106 R)
• M30: 64,142,780 km (0.08 R)
• M31: 73,596,468 km (0.036 R)
• M32: 78,293,392 km (0.101 R)
• M33: 82,936,910 km (0.093 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 18,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit