🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.55 AU - 0.55 AU

Year: 147 Days

Day: 47.3 Hours

Environment

Temp: 227 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,865,553 km

• M1: 30,219 km (0.096 R)
• M2: 72,405 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.01 AU - 1.33 AU

Year: 455 Days

Day: 31.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 74,865,553 km

• M1: 41,139 km (0.082 R)
• M2: 196,572 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.46 AU - 1.48 AU

Year: 641 Days

Day: 17.3 Hours

Environment

Temp: -29 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,865,553 km

• M1: 85,720 km (0.058 R)
• M2: 1,022,202 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.41 AU - 1.69 AU

Year: 694 Days

Day: 14 Hours

Environment

Temp: -44 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,865,553 km

• M1: 25,432 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.92 AU - 3.06 AU

Year: 1414 Days

Day: 29.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 123.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.7

Radius: 14

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.16 AU - 7.06 AU

Year: 6116 Days

Day: 6 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,865,553 km

• M1: 176,525 km (0.088 R)
• M2: 668,403 km (0.062 R)
• M3: 1,209,948 km (0.087 R)
• M4: 2,010,745 km (0.051 R)
• M5: 2,481,380 km (0.075 R)
• M6: 2,927,331 km (0.101 R)
• M7: 3,689,083 km (0.115 R)
• M8: 4,274,909 km (0.11 R)
• M9: 5,258,066 km (0.048 R)
• M10: 5,764,305 km (0.036 R)
• M11: 6,303,306 km (0.117 R)
• M12: 6,787,704 km (0.082 R)
• M13: 7,671,828 km (0.112 R)
• M14: 10,238,329 km (0.047 R)
• M15: 13,847,527 km (0.096 R)
• M16: 14,424,526 km (0.103 R)
• M17: 17,222,156 km (0.068 R)
• M18: 19,755,296 km (0.109 R)
• M19: 20,860,077 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.6

Radius: 3.8

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 15.44 AU - 16.82 AU

Year: 23314 Days

Day: 22.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,865,553 km

• M1: 49,966 km (0.117 R)
• M2: 199,863 km (0.103 R)
• M3: 842,834 km (0.113 R)
• M4: 1,857,706 km (0.087 R)
• M5: 2,360,804 km (0.034 R)
• M6: 2,505,016 km (0.09 R)
• M7: 2,833,683 km (0.05 R)
• M8: 3,315,986 km (0.084 R)
• M9: 4,790,273 km (0.107 R)
• M10: 5,055,510 km (0.101 R)
• M11: 6,531,144 km (0.083 R)
• M12: 6,774,839 km (0.077 R)
• M13: 7,366,798 km (0.111 R)
• M14: 8,177,768 km (0.103 R)
• M15: 8,653,040 km (0.105 R)
• M16: 8,799,197 km (0.12 R)
• M17: 9,710,847 km (0.096 R)
• M18: 11,021,922 km (0.117 R)
• M19: 13,658,136 km (0.112 R)
• M20: 14,946,024 km (0.077 R)
• M21: 23,928,479 km (0.056 R)
• M22: 24,313,095 km (0.025 R)
• M23: 32,779,885 km (0.09 R)
• M24: 32,898,068 km (0.115 R)
• M25: 33,853,699 km (0.073 R)
• M26: 34,338,246 km (0.058 R)
• M27: 39,175,643 km (0.108 R)
• M28: 47,706,312 km (0.113 R)
• M29: 50,803,437 km (0.109 R)
• M30: 51,918,390 km (0.072 R)
• M31: 52,239,876 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.8

Radius: 7.8

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 15.29 AU - 20.77 AU

Year: 27553 Days

Day: 17 Hours

Environment

Temp: -190 °C

Axial Tilt: 162.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,865,553 km

• M1: 118,482 km (0.091 R)
• M2: 593,754 km (0.119 R)
• M3: 915,090 km (0.091 R)
• M4: 1,210,097 km (0.11 R)
• M5: 1,958,535 km (0.087 R)
• M6: 2,711,312 km (0.066 R)
• M7: 4,039,890 km (0.113 R)
• M8: 8,262,889 km (0.079 R)
• M9: 8,893,444 km (0.067 R)
• M10: 11,354,778 km (0.081 R)
• M11: 11,675,216 km (0.079 R)
• M12: 13,943,569 km (0.027 R)
• M13: 14,912,813 km (0.104 R)
• M14: 16,409,091 km (0.109 R)
• M15: 18,792,634 km (0.082 R)
• M16: 23,919,204 km (0.071 R)
• M17: 35,852,177 km (0.047 R)
• M18: 38,092,106 km (0.086 R)
• M19: 41,321,924 km (0.114 R)
• M20: 42,233,573 km (0.084 R)
• M21: 42,848,720 km (0.11 R)
• M22: 47,322,893 km (0.088 R)
• M23: 47,653,953 km (0.099 R)
• M24: 47,986,509 km (0.105 R)
• M25: 61,212,906 km (0.099 R)
• M26: 62,795,053 km (0.062 R)
• M27: 70,253,404 km (0.078 R)
• M28: 73,971,958 km (0.075 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 20,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit