🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.48 AU - 0.52 AU

Year: 158 Days

Day: 30.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 71,281,339 km

• M1: 35,006 km (0.045 R)
• M2: 203,154 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.72 AU - 1.08 AU

Year: 381 Days

Day: 46.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,281,339 km

• M1: 38,895 km (0.075 R)
• M2: 77,940 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.91 AU - 1.29 AU

Year: 515 Days

Day: 39.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,281,339 km

• M1: 265,536 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.53 AU - 2.37 AU

Year: 1215 Days

Day: 34.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,281,339 km

• M1: 40,242 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.01 AU - 2.59 AU

Year: 1556 Days

Day: 45.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,281,339 km

• M1: 766,988 km (0.108 R)

Asteroid Belt

Center: 2.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.2

Radius: 11

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.23 AU - 3.55 AU

Year: 2192 Days

Day: 14.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,281,339 km

• M1: 137,480 km (0.093 R)
• M2: 580,889 km (0.079 R)
• M3: 927,956 km (0.074 R)
• M4: 1,759,421 km (0.1 R)
• M5: 2,200,884 km (0.12 R)
• M6: 2,813,936 km (0.059 R)
• M7: 3,488,024 km (0.077 R)
• M8: 4,944,958 km (0.083 R)
• M9: 5,398,838 km (0.043 R)
• M10: 7,197,303 km (0.074 R)
• M11: 9,626,324 km (0.111 R)
• M12: 10,971,957 km (0.103 R)
• M13: 12,089,303 km (0.065 R)
• M14: 12,438,913 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.5

Radius: 14.9

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.6 AU - 3.88 AU

Year: 2602 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,281,339 km

• M1: 185,352 km (0.115 R)
• M2: 741,257 km (0.08 R)
• M3: 1,282,503 km (0.073 R)
• M4: 2,254,290 km (0.089 R)
• M5: 6,505,114 km (0.082 R)
• M6: 7,434,865 km (0.083 R)
• M7: 7,904,003 km (0.117 R)
• M8: 8,659,772 km (0.025 R)
• M9: 9,399,833 km (0.086 R)
• M10: 11,508,415 km (0.106 R)
• M11: 13,385,718 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.8

Radius: 10

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.7 AU - 7.34 AU

Year: 8300 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,281,339 km

• M1: 124,914 km (0.112 R)
• M2: 484,847 km (0.076 R)
• M3: 969,693 km (0.117 R)
• M4: 1,868,328 km (0.064 R)
• M5: 2,436,501 km (0.066 R)
• M6: 3,384,652 km (0.113 R)
• M7: 3,742,191 km (0.105 R)
• M8: 4,533,713 km (0.109 R)
• M9: 6,591,432 km (0.097 R)
• M10: 7,190,272 km (0.026 R)
• M11: 7,825,165 km (0.091 R)
• M12: 11,467,724 km (0.046 R)
• M13: 13,596,502 km (0.031 R)
• M14: 17,334,204 km (0.055 R)
• M15: 24,408,239 km (0.11 R)
• M16: 31,603,897 km (0.118 R)
• M17: 32,552,497 km (0.101 R)
• M18: 40,588,296 km (0.084 R)
• M19: 41,834,596 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.7

Radius: 3

Gravity: 40.52 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.38 AU - 11.78 AU

Year: 13231 Days

Day: 15.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,281,339 km

• M1: 37,250 km (0.086 R)
• M2: 162,912 km (0.095 R)
• M3: 328,816 km (0.112 R)
• M4: 434,432 km (0.092 R)
• M5: 570,267 km (0.083 R)
• M6: 708,645 km (0.057 R)
• M7: 948,002 km (0.06 R)
• M8: 1,042,548 km (0.068 R)
• M9: 1,226,254 km (0.034 R)
• M10: 2,008,950 km (0.062 R)
• M11: 2,148,076 km (0.112 R)
• M12: 3,679,659 km (0.048 R)
• M13: 5,507,894 km (0.117 R)
• M14: 6,170,613 km (0.116 R)
• M15: 9,694,840 km (0.066 R)
• M16: 10,346,189 km (0.085 R)
• M17: 11,349,990 km (0.087 R)
• M18: 13,124,221 km (0.091 R)
• M19: 14,171,556 km (0.043 R)
• M20: 16,084,464 km (0.104 R)
• M21: 16,430,783 km (0.091 R)
• M22: 17,354,400 km (0.108 R)
• M23: 19,774,595 km (0.112 R)
• M24: 20,252,111 km (0.051 R)
• M25: 25,738,613 km (0.102 R)
• M26: 30,633,156 km (0.067 R)
• M27: 30,739,071 km (0.09 R)
• M28: 33,577,990 km (0.09 R)
• M29: 36,706,082 km (0.084 R)
• M30: 38,648,311 km (0.042 R)
• M31: 39,269,142 km (0.052 R)
• M32: 39,519,270 km (0.032 R)
• M33: 44,884,298 km (0.105 R)
• M34: 46,262,693 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701

Radius: 8

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 9.98 AU - 13.48 AU

Year: 17927 Days

Day: 15.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,281,339 km

• M1: 103,073 km (0.037 R)
• M2: 402,119 km (0.115 R)
• M3: 816,804 km (0.099 R)
• M4: 1,071,270 km (0.059 R)
• M5: 1,695,841 km (0.071 R)
• M6: 2,040,665 km (0.119 R)
• M7: 2,799,575 km (0.086 R)
• M8: 3,204,087 km (0.076 R)
• M9: 3,532,455 km (0.101 R)
• M10: 4,036,300 km (0.106 R)
• M11: 5,487,100 km (0.094 R)
• M12: 6,848,890 km (0.09 R)
• M13: 7,632,184 km (0.095 R)
• M14: 8,120,172 km (0.04 R)
• M15: 8,371,796 km (0.073 R)
• M16: 9,104,377 km (0.072 R)
• M17: 10,938,596 km (0.027 R)
• M18: 11,245,870 km (0.074 R)
• M19: 12,072,099 km (0.102 R)
• M20: 15,397,959 km (0.104 R)
• M21: 16,098,077 km (0.069 R)
• M22: 16,576,342 km (0.073 R)
• M23: 17,228,888 km (0.112 R)
• M24: 19,200,139 km (0.113 R)
• M25: 20,471,122 km (0.097 R)
• M26: 25,254,664 km (0.077 R)
• M27: 26,118,292 km (0.1 R)
• M28: 30,491,188 km (0.077 R)
• M29: 31,346,588 km (0.112 R)
• M30: 42,591,262 km (0.069 R)
• M31: 43,814,075 km (0.11 R)
• M32: 54,629,103 km (0.049 R)
• M33: 66,074,986 km (0.086 R)
• M34: 67,300,641 km (0.071 R)
• M35: 67,712,484 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 17,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit