🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.41 AU - 0.67 AU

Year: 88 Days

Day: 21.9 Hours

Environment

Temp: 718 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.63 AU - 1.63 AU

Year: 462 Days

Day: 42 Hours

Environment

Temp: 306 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.57 AU - 2.13 AU

Year: 558 Days

Day: 40.8 Hours

Environment

Temp: 353 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 7.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.77 AU - 8.89 AU

Year: 4861 Days

Day: 39.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 11.79 AU - 19.57 AU

Year: 13776 Days

Day: 42.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 118,703,451 km

• M1: 47,423 km (0.049 R)

Asteroid Belt

Center: 16.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 13.16 AU - 20.66 AU

Year: 15428 Days

Day: 26.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 23.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 30.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 9

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 27.91 AU - 32.11 AU

Year: 36476 Days

Day: 12.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 118,703,451 km

• M1: 111,899 km (0.116 R)
• M2: 956,080 km (0.061 R)
• M3: 1,237,025 km (0.083 R)
• M4: 1,745,807 km (0.066 R)
• M5: 2,038,421 km (0.065 R)
• M6: 2,670,771 km (0.099 R)
• M7: 3,621,914 km (0.095 R)
• M8: 4,665,359 km (0.094 R)
• M9: 5,151,403 km (0.111 R)
• M10: 5,851,521 km (0.059 R)
• M11: 6,177,195 km (0.104 R)
• M12: 7,122,803 km (0.025 R)
• M13: 7,935,269 km (0.106 R)
• M14: 17,933,643 km (0.088 R)
• M15: 19,329,541 km (0.077 R)
• M16: 20,264,228 km (0.109 R)
• M17: 23,018,774 km (0.025 R)
• M18: 33,055,594 km (0.11 R)
• M19: 45,846,661 km (0.048 R)
• M20: 46,948,599 km (0.07 R)
• M21: 52,525,009 km (0.095 R)
• M22: 53,327,153 km (0.104 R)
• M23: 55,368,416 km (0.091 R)
• M24: 57,673,420 km (0.106 R)
• M25: 60,041,704 km (0.092 R)
• M26: 82,709,820 km (0.116 R)
• M27: 85,165,769 km (0.088 R)
• M28: 89,936,594 km (0.058 R)
• M29: 91,951,827 km (0.099 R)
• M30: 93,996,980 km (0.115 R)
• M31: 106,268,343 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 30.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.5

Radius: 3.8

Gravity: 64.99 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 29.59 AU - 30.93 AU

Year: 36933 Days

Day: 22.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 118,703,451 km

• M1: 47,572 km (0.052 R)
• M2: 826,528 km (0.076 R)
• M3: 2,130,872 km (0.098 R)
• M4: 3,116,423 km (0.093 R)
• M5: 6,079,059 km (0.062 R)
• M6: 6,752,549 km (0.083 R)
• M7: 8,063,624 km (0.119 R)
• M8: 10,731,553 km (0.109 R)
• M9: 12,103,665 km (0.072 R)
• M10: 13,503,003 km (0.061 R)
• M11: 18,763,911 km (0.12 R)
• M12: 19,518,184 km (0.108 R)
• M13: 20,744,138 km (0.076 R)
• M14: 22,377,298 km (0.088 R)
• M15: 23,843,806 km (0.064 R)
• M16: 30,941,627 km (0.059 R)
• M17: 52,836,173 km (0.111 R)
• M18: 56,750,251 km (0.084 R)
• M19: 61,791,101 km (0.099 R)
• M20: 75,680,665 km (0.065 R)
• M21: 98,737,138 km (0.11 R)
• M22: 112,895,828 km (0.109 R)
• M23: 115,379,901 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 32.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.3

Radius: 7.6

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 29.14 AU - 36.12 AU

Year: 41355 Days

Day: 16.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 118,703,451 km

• M1: 95,593 km (0.083 R)
• M2: 379,829 km (0.1 R)
• M3: 870,061 km (0.095 R)
• M4: 1,131,409 km (0.117 R)
• M5: 1,500,317 km (0.106 R)
• M6: 1,860,250 km (0.043 R)
• M7: 3,361,464 km (0.118 R)
• M8: 3,837,185 km (0.077 R)
• M9: 4,395,784 km (0.061 R)
• M10: 5,093,209 km (0.063 R)
• M11: 5,721,071 km (0.083 R)
• M12: 6,969,166 km (0.116 R)
• M13: 7,348,995 km (0.119 R)
• M14: 8,819,393 km (0.108 R)
• M15: 10,406,177 km (0.109 R)
• M16: 11,047,504 km (0.107 R)
• M17: 13,048,375 km (0.117 R)
• M18: 15,279,328 km (0.105 R)
• M19: 18,875,063 km (0.098 R)
• M20: 20,701,802 km (0.117 R)
• M21: 21,373,646 km (0.044 R)
• M22: 26,884,233 km (0.117 R)
• M23: 29,051,757 km (0.099 R)
• M24: 32,069,894 km (0.102 R)
• M25: 32,517,341 km (0.082 R)
• M26: 32,818,033 km (0.059 R)
• M27: 34,974,935 km (0.087 R)
• M28: 37,719,009 km (0.104 R)
• M29: 40,429,722 km (0.115 R)
• M30: 42,905,717 km (0.047 R)
• M31: 47,575,564 km (0.085 R)
• M32: 56,380,595 km (0.045 R)
• M33: 62,662,359 km (0.071 R)
• M34: 71,657,380 km (0.105 R)
• M35: 77,393,710 km (0.082 R)
• M36: 86,272,494 km (0.107 R)
• M37: 87,718,507 km (0.108 R)
• M38: 95,191,070 km (0.109 R)
• M39: 112,070,347 km (0.094 R)

Kuiper Belt

Range: 49.4 - 65.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 20,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit