🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.62 AU - 0.9 AU

Year: 250 Days

Day: 14.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,863,604 km

• M1: 154,385 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.7 AU - 0.98 AU

Year: 290 Days

Day: 21.7 Hours

Environment

Temp: 89 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,863,604 km

• M1: 39,344 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.09 AU - 3.25 AU

Year: 2126 Days

Day: 23.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.54 AU - 3.96 AU

Year: 2207 Days

Day: 42.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.7

Radius: 12.6

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.37 AU - 7.03 AU

Year: 5127 Days

Day: 12.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,863,604 km

• M1: 157,078 km (0.056 R)
• M2: 666,907 km (0.089 R)
• M3: 1,071,420 km (0.082 R)
• M4: 1,528,591 km (0.103 R)
• M5: 2,361,552 km (0.086 R)
• M6: 3,233,708 km (0.093 R)
• M7: 4,735,072 km (0.026 R)
• M8: 5,468,251 km (0.106 R)
• M9: 6,957,348 km (0.045 R)
• M10: 8,016,351 km (0.094 R)
• M11: 8,430,588 km (0.107 R)
• M12: 8,859,036 km (0.113 R)
• M13: 9,508,441 km (0.101 R)
• M14: 10,902,543 km (0.105 R)
• M15: 11,411,924 km (0.103 R)
• M16: 13,191,241 km (0.063 R)
• M17: 14,256,228 km (0.117 R)
• M18: 15,377,614 km (0.057 R)
• M19: 16,376,479 km (0.118 R)
• M20: 17,107,115 km (0.07 R)
• M21: 20,387,946 km (0.119 R)
• M22: 21,020,146 km (0.099 R)
• M23: 23,834,681 km (0.088 R)
• M24: 24,773,407 km (0.077 R)
• M25: 26,641,137 km (0.105 R)
• M26: 28,776,048 km (0.103 R)
• M27: 29,930,196 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.3

Radius: 9.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.47 AU - 10.45 AU

Year: 9270 Days

Day: 7.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,863,604 km

• M1: 123,867 km (0.108 R)
• M2: 609,462 km (0.094 R)
• M3: 1,227,750 km (0.06 R)
• M4: 1,586,037 km (0.079 R)
• M5: 1,928,466 km (0.065 R)
• M6: 2,288,548 km (0.078 R)
• M7: 2,658,055 km (0.074 R)
• M8: 3,370,290 km (0.116 R)
• M9: 3,851,098 km (0.038 R)
• M10: 4,554,507 km (0.093 R)
• M11: 4,950,792 km (0.118 R)
• M12: 6,473,399 km (0.081 R)
• M13: 7,218,396 km (0.107 R)
• M14: 8,171,335 km (0.094 R)
• M15: 8,838,392 km (0.119 R)
• M16: 9,330,868 km (0.113 R)
• M17: 9,798,212 km (0.093 R)
• M18: 12,122,514 km (0.069 R)
• M19: 14,678,393 km (0.081 R)
• M20: 16,203,245 km (0.116 R)
• M21: 18,090,721 km (0.1 R)
• M22: 19,496,193 km (0.045 R)
• M23: 20,402,008 km (0.085 R)
• M24: 24,707,435 km (0.088 R)
• M25: 25,520,499 km (0.114 R)
• M26: 28,952,125 km (0.041 R)
• M27: 30,778,116 km (0.051 R)
• M28: 31,435,001 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.5

Radius: 7.9

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 12.53 AU - 15.59 AU

Year: 19861 Days

Day: 21.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,863,604 km

• M1: 98,286 km (0.07 R)
• M2: 569,968 km (0.064 R)
• M3: 2,316,822 km (0.099 R)
• M4: 5,632,809 km (0.08 R)
• M5: 7,400,158 km (0.081 R)
• M6: 9,026,586 km (0.119 R)
• M7: 9,346,127 km (0.07 R)
• M8: 14,145,227 km (0.08 R)
• M9: 19,740,486 km (0.115 R)
• M10: 29,936,329 km (0.074 R)
• M11: 31,735,842 km (0.036 R)
• M12: 33,988,786 km (0.107 R)
• M13: 39,798,569 km (0.108 R)
• M14: 41,238,598 km (0.11 R)
• M15: 41,824,124 km (0.099 R)
• M16: 45,144,598 km (0.113 R)
• M17: 49,126,445 km (0.112 R)
• M18: 63,626,368 km (0.058 R)
• M19: 65,791,797 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.8

Radius: 5.5

Gravity: 18.54 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 14.02 AU - 22.44 AU

Year: 29323 Days

Day: 19.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,863,604 km

• M1: 68,516 km (0.107 R)
• M2: 284,386 km (0.103 R)
• M3: 577,448 km (0.057 R)
• M4: 1,214,735 km (0.076 R)
• M5: 2,238,433 km (0.114 R)
• M6: 2,672,865 km (0.117 R)
• M7: 3,133,028 km (0.069 R)
• M8: 3,519,440 km (0.083 R)
• M9: 4,351,204 km (0.104 R)
• M10: 4,832,161 km (0.092 R)
• M11: 5,682,924 km (0.104 R)
• M12: 6,918,004 km (0.099 R)
• M13: 7,417,810 km (0.063 R)
• M14: 9,906,221 km (0.117 R)
• M15: 14,928,072 km (0.092 R)
• M16: 15,340,813 km (0.082 R)
• M17: 16,449,632 km (0.065 R)
• M18: 17,157,829 km (0.09 R)
• M19: 19,502,177 km (0.066 R)
• M20: 29,832,359 km (0.11 R)
• M21: 31,554,080 km (0.08 R)
• M22: 32,370,735 km (0.064 R)
• M23: 34,330,767 km (0.064 R)
• M24: 36,220,337 km (0.071 R)
• M25: 52,555,677 km (0.103 R)
• M26: 63,481,108 km (0.116 R)
• M27: 64,563,299 km (0.08 R)
• M28: 74,621,363 km (0.084 R)
• M29: 77,535,230 km (0.049 R)
• M30: 79,269,369 km (0.104 R)
• M31: 88,329,913 km (0.085 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 20,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit