🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.91 AU - 1.35 AU

Year: 455 Days

Day: 31.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,400,167 km

• M1: 97,388 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.79 AU - 2.45 AU

Year: 1169 Days

Day: 19.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,400,167 km

• M1: 430,991 km (0.072 R)
• M2: 619,186 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.37 AU - 3.75 AU

Year: 2544 Days

Day: 19.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.8 AU - 4.5 AU

Year: 2641 Days

Day: 30.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.55 AU - 3.97 AU

Year: 2761 Days

Day: 22.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,400,167 km

• M1: 252,072 km (0.09 R)
• M2: 411,245 km (0.103 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.5

Radius: 9.8

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.97 AU - 7.69 AU

Year: 6032 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,400,167 km

• M1: 124,166 km (0.033 R)
• M2: 937,829 km (0.097 R)
• M3: 1,277,715 km (0.025 R)
• M4: 1,606,681 km (0.064 R)
• M5: 3,935,621 km (0.119 R)
• M6: 7,453,116 km (0.11 R)
• M7: 9,136,241 km (0.047 R)
• M8: 9,603,884 km (0.085 R)
• M9: 10,799,769 km (0.061 R)
• M10: 11,590,394 km (0.07 R)
• M11: 12,993,323 km (0.111 R)
• M12: 13,836,756 km (0.104 R)
• M13: 16,415,524 km (0.089 R)
• M14: 19,235,593 km (0.089 R)
• M15: 20,134,527 km (0.094 R)
• M16: 20,528,119 km (0.087 R)
• M17: 20,860,077 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.9

Radius: 10.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.42 AU - 12.26 AU

Year: 13517 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,400,167 km

• M1: 141,071 km (0.067 R)
• M2: 587,770 km (0.074 R)
• M3: 1,026,241 km (0.095 R)
• M4: 2,000,872 km (0.051 R)
• M5: 3,231,015 km (0.117 R)
• M6: 4,387,855 km (0.074 R)
• M7: 5,835,963 km (0.045 R)
• M8: 7,867,053 km (0.1 R)
• M9: 10,735,442 km (0.056 R)
• M10: 13,869,368 km (0.105 R)
• M11: 14,237,828 km (0.082 R)
• M12: 19,336,123 km (0.101 R)
• M13: 25,170,291 km (0.081 R)
• M14: 25,811,467 km (0.108 R)
• M15: 29,181,608 km (0.078 R)
• M16: 30,093,407 km (0.043 R)
• M17: 31,974,002 km (0.065 R)
• M18: 33,161,061 km (0.115 R)
• M19: 36,083,306 km (0.086 R)
• M20: 41,286,170 km (0.088 R)
• M21: 43,082,541 km (0.082 R)
• M22: 43,474,188 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.7

Radius: 12

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.18 AU - 11.38 AU

Year: 14349 Days

Day: 14.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,400,167 km

• M1: 149,299 km (0.032 R)
• M2: 537,356 km (0.045 R)
• M3: 917,035 km (0.103 R)
• M4: 1,298,958 km (0.105 R)
• M5: 3,279,036 km (0.033 R)
• M6: 4,145,656 km (0.113 R)
• M7: 5,797,665 km (0.098 R)
• M8: 7,021,226 km (0.084 R)
• M9: 7,538,536 km (0.109 R)
• M10: 7,988,975 km (0.092 R)
• M11: 9,552,722 km (0.07 R)
• M12: 10,297,569 km (0.069 R)
• M13: 10,796,628 km (0.03 R)
• M14: 13,407,410 km (0.096 R)
• M15: 15,105,196 km (0.115 R)
• M16: 21,055,152 km (0.053 R)
• M17: 21,769,781 km (0.08 R)
• M18: 22,872,168 km (0.117 R)
• M19: 26,505,302 km (0.067 R)
• M20: 28,729,972 km (0.091 R)
• M21: 29,609,308 km (0.076 R)
• M22: 30,619,991 km (0.086 R)
• M23: 32,710,023 km (0.079 R)
• M24: 36,657,612 km (0.027 R)
• M25: 37,043,275 km (0.044 R)
• M26: 42,025,034 km (0.068 R)
• M27: 42,447,648 km (0.111 R)
• M28: 46,679,323 km (0.059 R)
• M29: 47,132,604 km (0.115 R)
• M30: 54,121,667 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.4

Radius: 3.9

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 13.82 AU - 21.16 AU

Year: 27703 Days

Day: 19.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,400,167 km

• M1: 50,115 km (0.044 R)
• M2: 187,147 km (0.081 R)
• M3: 428,897 km (0.052 R)
• M4: 624,272 km (0.091 R)
• M5: 808,128 km (0.08 R)
• M6: 1,145,321 km (0.076 R)
• M7: 1,312,273 km (0.113 R)
• M8: 1,554,771 km (0.056 R)
• M9: 1,912,459 km (0.05 R)
• M10: 2,224,520 km (0.095 R)
• M11: 5,641,635 km (0.114 R)
• M12: 6,883,297 km (0.111 R)
• M13: 7,835,637 km (0.037 R)
• M14: 9,070,568 km (0.031 R)
• M15: 10,484,417 km (0.104 R)
• M16: 10,817,422 km (0.115 R)
• M17: 14,959,637 km (0.069 R)
• M18: 21,611,806 km (0.084 R)
• M19: 27,203,774 km (0.118 R)
• M20: 34,533,472 km (0.039 R)
• M21: 34,655,394 km (0.11 R)
• M22: 41,128,793 km (0.082 R)
• M23: 43,500,966 km (0.114 R)
• M24: 50,530,720 km (0.111 R)
• M25: 52,600,706 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 15,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit