🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.48 AU - 0.62 AU

Year: 151 Days

Day: 17.5 Hours

Environment

Temp: 242 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,859,992 km

• M1: 28,274 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.98 AU - 1.44 AU

Year: 494 Days

Day: 35.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,859,992 km

• M1: 328,667 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.69 AU - 1.73 AU

Year: 829 Days

Day: 25.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,859,992 km

• M1: 319,391 km (0.091 R)
• M2: 337,493 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.64 AU - 2.06 AU

Year: 933 Days

Day: 20.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.4

Radius: 9.8

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.67 AU - 10.27 AU

Year: 9963 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,859,992 km

• M1: 121,922 km (0.117 R)
• M2: 501,153 km (0.111 R)
• M3: 901,477 km (0.101 R)
• M4: 1,318,556 km (0.067 R)
• M5: 1,760,318 km (0.109 R)
• M6: 2,081,056 km (0.103 R)
• M7: 2,404,935 km (0.073 R)
• M8: 2,782,670 km (0.081 R)
• M9: 3,539,934 km (0.098 R)
• M10: 4,187,095 km (0.057 R)
• M11: 6,323,652 km (0.092 R)
• M12: 7,746,926 km (0.102 R)
• M13: 10,121,343 km (0.089 R)
• M14: 10,658,699 km (0.117 R)
• M15: 11,369,887 km (0.077 R)
• M16: 11,897,070 km (0.087 R)
• M17: 12,718,362 km (0.108 R)
• M18: 14,170,509 km (0.079 R)
• M19: 14,719,383 km (0.063 R)
• M20: 15,409,329 km (0.107 R)
• M21: 16,584,869 km (0.041 R)
• M22: 17,401,075 km (0.101 R)
• M23: 18,243,760 km (0.102 R)
• M24: 22,375,952 km (0.112 R)
• M25: 22,870,373 km (0.101 R)
• M26: 25,009,772 km (0.116 R)
• M27: 26,082,688 km (0.04 R)
• M28: 29,191,033 km (0.096 R)
• M29: 30,581,395 km (0.1 R)
• M30: 33,600,879 km (0.09 R)
• M31: 36,585,805 km (0.118 R)
• M32: 38,201,013 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.6

Radius: 4.2

Gravity: 54.12 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.05 AU - 18.19 AU

Year: 21804 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,859,992 km

• M1: 61,634 km (0.114 R)
• M2: 192,682 km (0.032 R)
• M3: 326,572 km (0.1 R)
• M4: 594,652 km (0.102 R)
• M5: 1,985,313 km (0.096 R)
• M6: 2,555,132 km (0.101 R)
• M7: 4,043,630 km (0.08 R)
• M8: 4,391,445 km (0.054 R)
• M9: 5,348,423 km (0.119 R)
• M10: 8,809,819 km (0.107 R)
• M11: 13,985,007 km (0.037 R)
• M12: 16,979,059 km (0.101 R)
• M13: 17,336,149 km (0.089 R)
• M14: 20,675,922 km (0.11 R)
• M15: 26,392,356 km (0.115 R)
• M16: 29,867,065 km (0.077 R)
• M17: 32,254,647 km (0.093 R)
• M18: 32,939,806 km (0.114 R)
• M19: 41,771,465 km (0.092 R)
• M20: 44,581,213 km (0.05 R)
• M21: 50,757,510 km (0.103 R)
• M22: 54,917,827 km (0.075 R)
• M23: 55,307,081 km (0.08 R)
• M24: 60,741,523 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.4

Radius: 4.3

Gravity: 16.35 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 15.29 AU - 16.67 AU

Year: 23690 Days

Day: 19.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,859,992 km

• M1: 64,925 km (0.057 R)
• M2: 239,057 km (0.107 R)
• M3: 437,723 km (0.119 R)
• M4: 724,951 km (0.062 R)
• M5: 1,666,969 km (0.115 R)
• M6: 2,977,446 km (0.114 R)
• M7: 3,389,589 km (0.085 R)
• M8: 3,987,082 km (0.055 R)
• M9: 4,170,041 km (0.102 R)
• M10: 5,536,468 km (0.076 R)
• M11: 6,077,862 km (0.091 R)
• M12: 7,401,205 km (0.063 R)
• M13: 7,724,636 km (0.095 R)
• M14: 10,894,615 km (0.078 R)
• M15: 16,804,329 km (0.03 R)
• M16: 19,719,991 km (0.095 R)
• M17: 23,346,543 km (0.082 R)
• M18: 28,953,471 km (0.044 R)
• M19: 29,181,159 km (0.113 R)
• M20: 29,755,166 km (0.109 R)
• M21: 30,571,522 km (0.058 R)
• M22: 36,311,143 km (0.089 R)
• M23: 39,293,526 km (0.06 R)
• M24: 49,050,898 km (0.09 R)
• M25: 51,511,334 km (0.113 R)
• M26: 52,856,518 km (0.096 R)
• M27: 60,119,943 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 18,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit