🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.59 AU - 0.61 AU

Year: 169 Days

Day: 22.5 Hours

Environment

Temp: 236 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.77 AU - 1.01 AU

Year: 305 Days

Day: 33.8 Hours

Environment

Temp: 118 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,406,759 km

• M1: 15,259 km (0.106 R)
• M2: 228,885 km (0.047 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.96 AU - 1.4 AU

Year: 466 Days

Day: 37.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.81 AU - 4.09 AU

Year: 2329 Days

Day: 41.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 11.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.98 AU - 6.18 AU

Year: 4790 Days

Day: 10.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,406,759 km

• M1: 146,756 km (0.103 R)
• M2: 965,654 km (0.085 R)
• M3: 1,731,745 km (0.117 R)
• M4: 2,221,977 km (0.091 R)
• M5: 3,917,370 km (0.11 R)
• M6: 4,678,225 km (0.032 R)
• M7: 5,057,605 km (0.085 R)
• M8: 5,639,241 km (0.055 R)
• M9: 6,609,683 km (0.037 R)
• M10: 7,027,809 km (0.082 R)
• M11: 7,884,406 km (0.109 R)
• M12: 8,562,683 km (0.109 R)
• M13: 9,997,327 km (0.071 R)
• M14: 10,469,457 km (0.087 R)
• M15: 10,915,259 km (0.114 R)
• M16: 11,458,449 km (0.065 R)
• M17: 13,384,821 km (0.062 R)
• M18: 13,765,697 km (0.116 R)
• M19: 15,885,947 km (0.065 R)
• M20: 20,261,536 km (0.08 R)
• M21: 21,860,587 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35

Radius: 14.7

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.12 AU - 9.84 AU

Year: 8193 Days

Day: 8.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,406,759 km

• M1: 184,005 km (0.114 R)
• M2: 1,566,589 km (0.113 R)
• M3: 2,038,271 km (0.103 R)
• M4: 2,715,650 km (0.07 R)
• M5: 4,749,882 km (0.111 R)
• M6: 6,368,980 km (0.111 R)
• M7: 10,886,985 km (0.074 R)
• M8: 12,050,408 km (0.043 R)
• M9: 12,884,565 km (0.077 R)
• M10: 13,419,976 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 9.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.57 AU - 9.99 AU

Year: 8659 Days

Day: 12.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,406,759 km

• M1: 116,986 km (0.086 R)
• M2: 646,712 km (0.094 R)
• M3: 1,209,200 km (0.097 R)
• M4: 2,088,386 km (0.096 R)
• M5: 2,600,310 km (0.114 R)
• M6: 3,345,008 km (0.102 R)
• M7: 3,732,018 km (0.067 R)
• M8: 6,788,303 km (0.114 R)
• M9: 9,734,333 km (0.037 R)
• M10: 10,478,583 km (0.115 R)
• M11: 12,558,891 km (0.044 R)
• M12: 13,896,894 km (0.095 R)
• M13: 17,317,450 km (0.083 R)
• M14: 18,689,262 km (0.111 R)
• M15: 22,274,824 km (0.05 R)
• M16: 23,319,466 km (0.042 R)
• M17: 23,895,417 km (0.059 R)
• M18: 26,382,931 km (0.061 R)
• M19: 27,461,083 km (0.074 R)
• M20: 33,921,018 km (0.097 R)
• M21: 35,626,883 km (0.103 R)
• M22: 37,501,344 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.2

Radius: 12.1

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 11.6 AU - 13.08 AU

Year: 15754 Days

Day: 6.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,406,759 km

• M1: 150,495 km (0.088 R)
• M2: 528,978 km (0.119 R)
• M3: 1,094,009 km (0.04 R)
• M4: 1,780,963 km (0.063 R)
• M5: 2,429,320 km (0.075 R)
• M6: 2,857,020 km (0.113 R)
• M7: 3,607,852 km (0.068 R)
• M8: 4,076,093 km (0.114 R)
• M9: 5,064,337 km (0.088 R)
• M10: 5,885,928 km (0.056 R)
• M11: 7,147,038 km (0.092 R)
• M12: 7,793,899 km (0.115 R)
• M13: 9,637,544 km (0.098 R)
• M14: 11,945,689 km (0.114 R)
• M15: 16,105,108 km (0.105 R)
• M16: 16,814,651 km (0.11 R)
• M17: 17,627,416 km (0.108 R)
• M18: 23,362,251 km (0.064 R)
• M19: 28,831,100 km (0.076 R)
• M20: 29,995,271 km (0.11 R)
• M21: 30,828,680 km (0.066 R)
• M22: 32,916,767 km (0.106 R)
• M23: 36,290,499 km (0.114 R)
• M24: 44,942,641 km (0.111 R)
• M25: 51,756,226 km (0.097 R)
• M26: 53,997,052 km (0.112 R)
• M27: 60,917,450 km (0.11 R)
• M28: 61,869,939 km (0.061 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 10,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit