🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.65 AU - 0.79 AU

Year: 263 Days

Day: 36.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 58,328,228 km

• M1: 50,414 km (0.08 R)
• M2: 442,361 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.82 AU - 0.84 AU

Year: 325 Days

Day: 17 Hours

Environment

Temp: -35 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.07 AU - 1.35 AU

Year: 573 Days

Day: 18.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,328,228 km

• M1: 20,794 km (0.07 R)

Asteroid Belt

Center: 2.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.4

Radius: 11.7

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.02 AU - 3.86 AU

Year: 2746 Days

Day: 11.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,328,228 km

• M1: 145,559 km (0.114 R)
• M2: 537,206 km (0.073 R)
• M3: 923,168 km (0.047 R)
• M4: 1,563,747 km (0.069 R)
• M5: 1,932,356 km (0.09 R)
• M6: 2,349,883 km (0.067 R)
• M7: 2,957,101 km (0.111 R)
• M8: 3,435,964 km (0.119 R)
• M9: 3,980,949 km (0.102 R)
• M10: 4,391,595 km (0.109 R)
• M11: 5,227,398 km (0.087 R)
• M12: 5,797,067 km (0.094 R)
• M13: 6,510,200 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.3

Radius: 9.1

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.11 AU - 4.67 AU

Year: 3959 Days

Day: 9 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,328,228 km

• M1: 113,395 km (0.101 R)
• M2: 436,826 km (0.084 R)
• M3: 932,444 km (0.039 R)
• M4: 1,344,735 km (0.111 R)
• M5: 1,634,506 km (0.081 R)
• M6: 2,100,803 km (0.114 R)
• M7: 3,152,326 km (0.113 R)
• M8: 3,712,421 km (0.096 R)
• M9: 4,383,068 km (0.112 R)
• M10: 6,759,580 km (0.087 R)
• M11: 7,425,889 km (0.027 R)
• M12: 7,859,872 km (0.101 R)
• M13: 9,767,245 km (0.065 R)
• M14: 10,086,038 km (0.087 R)
• M15: 11,562,719 km (0.102 R)
• M16: 12,010,016 km (0.039 R)
• M17: 13,915,145 km (0.059 R)
• M18: 14,575,470 km (0.054 R)
• M19: 14,887,232 km (0.039 R)
• M20: 15,794,842 km (0.057 R)
• M21: 17,544,090 km (0.085 R)
• M22: 19,045,903 km (0.084 R)
• M23: 20,115,079 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.6

Radius: 13.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.62 AU - 9.88 AU

Year: 10200 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,328,228 km

• M1: 167,849 km (0.062 R)
• M2: 591,809 km (0.102 R)
• M3: 1,215,034 km (0.067 R)
• M4: 1,739,823 km (0.07 R)
• M5: 2,534,338 km (0.113 R)
• M6: 3,004,972 km (0.115 R)
• M7: 4,505,140 km (0.066 R)
• M8: 5,647,170 km (0.066 R)
• M9: 6,381,696 km (0.119 R)
• M10: 6,933,113 km (0.111 R)
• M11: 9,315,310 km (0.067 R)
• M12: 11,329,645 km (0.103 R)
• M13: 12,439,213 km (0.112 R)
• M14: 13,114,049 km (0.109 R)
• M15: 15,917,513 km (0.116 R)
• M16: 18,462,920 km (0.051 R)
• M17: 19,504,271 km (0.101 R)
• M18: 20,331,697 km (0.117 R)
• M19: 20,924,703 km (0.11 R)
• M20: 22,773,284 km (0.106 R)
• M21: 23,598,017 km (0.096 R)
• M22: 24,158,859 km (0.034 R)
• M23: 24,632,935 km (0.119 R)
• M24: 36,955,012 km (0.098 R)
• M25: 37,458,260 km (0.092 R)
• M26: 41,245,629 km (0.074 R)
• M27: 42,470,985 km (0.1 R)
• M28: 43,580,552 km (0.078 R)
• M29: 53,483,333 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.9

Radius: 14.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.77 AU - 11.63 AU

Year: 13004 Days

Day: 12.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,328,228 km

• M1: 179,368 km (0.041 R)
• M2: 798,254 km (0.094 R)
• M3: 1,455,587 km (0.104 R)
• M4: 2,084,497 km (0.117 R)
• M5: 2,672,267 km (0.091 R)
• M6: 3,221,141 km (0.089 R)
• M7: 4,706,199 km (0.085 R)
• M8: 5,407,514 km (0.06 R)
• M9: 6,254,986 km (0.072 R)
• M10: 7,892,634 km (0.059 R)
• M11: 9,033,617 km (0.104 R)
• M12: 9,592,215 km (0.091 R)
• M13: 12,427,843 km (0.091 R)
• M14: 12,992,126 km (0.091 R)
• M15: 13,837,504 km (0.09 R)
• M16: 20,295,644 km (0.027 R)
• M17: 21,434,084 km (0.069 R)
• M18: 22,064,489 km (0.078 R)
• M19: 23,268,154 km (0.066 R)
• M20: 25,006,331 km (0.105 R)
• M21: 27,351,577 km (0.032 R)
• M22: 30,626,424 km (0.109 R)
• M23: 33,307,966 km (0.073 R)
• M24: 34,032,468 km (0.091 R)
• M25: 37,553,553 km (0.062 R)
• M26: 38,735,227 km (0.103 R)
• M27: 39,806,049 km (0.103 R)
• M28: 44,578,969 km (0.075 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 15,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit