🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.93 AU - 1.23 AU

Year: 430 Days

Day: 32.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 43.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,637,055 km

• M1: 59,091 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.58 AU - 2.22 AU

Year: 1003 Days

Day: 28.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.16 AU - 2.3 AU

Year: 1275 Days

Day: 18 Hours

Environment

Temp: -82 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.81 AU - 3.11 AU

Year: 1950 Days

Day: 17 Hours

Environment

Temp: -110 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,637,055 km

• M1: 1,395,748 km (0.114 R)

Asteroid Belt

Center: 3.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.6

Radius: 14.7

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.21 AU - 5.11 AU

Year: 3852 Days

Day: 7.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,637,055 km

• M1: 182,809 km (0.102 R)
• M2: 666,309 km (0.092 R)
• M3: 1,229,545 km (0.12 R)
• M4: 2,143,737 km (0.058 R)
• M5: 2,712,359 km (0.063 R)
• M6: 3,634,779 km (0.112 R)
• M7: 5,206,155 km (0.051 R)
• M8: 5,875,756 km (0.034 R)
• M9: 8,306,272 km (0.069 R)
• M10: 8,774,813 km (0.078 R)
• M11: 10,411,114 km (0.071 R)
• M12: 11,477,149 km (0.103 R)
• M13: 12,197,014 km (0.034 R)
• M14: 13,381,829 km (0.089 R)
• M15: 14,693,952 km (0.077 R)
• M16: 16,424,949 km (0.09 R)
• M17: 17,223,652 km (0.104 R)
• M18: 18,714,095 km (0.044 R)
• M19: 19,775,791 km (0.112 R)
• M20: 23,630,031 km (0.087 R)
• M21: 24,135,522 km (0.105 R)
• M22: 25,018,897 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.9

Radius: 9.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.8 AU - 6.08 AU

Year: 4204 Days

Day: 13.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,637,055 km

• M1: 114,742 km (0.085 R)
• M2: 717,023 km (0.077 R)
• M3: 1,013,974 km (0.042 R)
• M4: 1,333,815 km (0.063 R)
• M5: 1,845,739 km (0.116 R)
• M6: 2,951,267 km (0.096 R)
• M7: 4,712,183 km (0.112 R)
• M8: 5,376,547 km (0.088 R)
• M9: 6,734,447 km (0.059 R)
• M10: 7,147,487 km (0.117 R)
• M11: 9,629,166 km (0.08 R)
• M12: 12,682,907 km (0.11 R)
• M13: 14,795,977 km (0.103 R)
• M14: 17,545,736 km (0.098 R)
• M15: 21,018,501 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.6

Radius: 12.3

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.75 AU - 7.07 AU

Year: 5501 Days

Day: 9 Hours

Environment

Temp: -166 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,637,055 km

• M1: 153,787 km (0.104 R)
• M2: 1,947,914 km (0.087 R)
• M3: 4,414,035 km (0.1 R)
• M4: 9,397,289 km (0.039 R)
• M5: 10,042,655 km (0.103 R)
• M6: 10,477,984 km (0.11 R)
• M7: 12,120,419 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.8

Radius: 6.4

Gravity: 19.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.39 AU - 13.95 AU

Year: 18300 Days

Day: 21.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,637,055 km

• M1: 79,586 km (0.113 R)
• M2: 668,852 km (0.088 R)
• M3: 1,276,070 km (0.115 R)
• M4: 1,634,506 km (0.1 R)
• M5: 5,308,480 km (0.096 R)
• M6: 5,900,589 km (0.076 R)
• M7: 6,276,528 km (0.097 R)
• M8: 6,492,099 km (0.083 R)
• M9: 9,093,157 km (0.088 R)
• M10: 11,593,087 km (0.047 R)
• M11: 12,587,015 km (0.098 R)
• M12: 14,367,978 km (0.113 R)
• M13: 15,279,777 km (0.084 R)
• M14: 15,908,686 km (0.12 R)
• M15: 16,801,337 km (0.111 R)
• M16: 24,006,270 km (0.081 R)
• M17: 32,002,276 km (0.091 R)
• M18: 33,160,762 km (0.082 R)
• M19: 41,153,626 km (0.101 R)
• M20: 42,215,771 km (0.088 R)
• M21: 43,140,735 km (0.09 R)
• M22: 48,975,650 km (0.045 R)
• M23: 51,905,225 km (0.082 R)
• M24: 53,681,999 km (0.093 R)
• M25: 56,608,433 km (0.1 R)
• M26: 66,229,521 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.5

Radius: 7.7

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.21 AU - 16.13 AU

Year: 20423 Days

Day: 24.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,637,055 km

• M1: 103,223 km (0.068 R)
• M2: 398,529 km (0.094 R)
• M3: 1,604,437 km (0.081 R)
• M4: 2,320,113 km (0.078 R)
• M5: 3,179,404 km (0.108 R)
• M6: 3,452,120 km (0.114 R)
• M7: 5,431,899 km (0.083 R)
• M8: 6,794,586 km (0.085 R)
• M9: 7,202,838 km (0.108 R)
• M10: 8,018,446 km (0.118 R)
• M11: 8,269,621 km (0.085 R)
• M12: 11,582,017 km (0.032 R)
• M13: 11,838,577 km (0.12 R)
• M14: 12,230,823 km (0.107 R)
• M15: 14,618,704 km (0.091 R)
• M16: 15,146,186 km (0.102 R)
• M17: 15,608,443 km (0.066 R)
• M18: 18,582,150 km (0.051 R)
• M19: 19,561,268 km (0.118 R)
• M20: 20,387,497 km (0.085 R)
• M21: 21,525,039 km (0.101 R)
• M22: 23,208,314 km (0.064 R)
• M23: 24,030,056 km (0.117 R)
• M24: 24,977,459 km (0.075 R)
• M25: 27,969,117 km (0.1 R)
• M26: 29,491,275 km (0.073 R)
• M27: 34,256,267 km (0.112 R)
• M28: 35,590,530 km (0.108 R)
• M29: 37,236,855 km (0.053 R)
• M30: 45,595,187 km (0.072 R)
• M31: 49,868,450 km (0.086 R)
• M32: 50,891,101 km (0.091 R)
• M33: 52,802,214 km (0.113 R)
• M34: 62,094,635 km (0.111 R)
• M35: 71,770,027 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 15,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit