🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.5 AU - 0.6 AU

Year: 146 Days

Day: 19 Hours

Environment

Temp: 246 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,822,781 km

• M1: 303,983 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.94 AU - 2.72 AU

Year: 1274 Days

Day: 20.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.73 AU - 5.09 AU

Year: 3317 Days

Day: 27 Hours

Environment

Temp: -119 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,822,781 km

• M1: 181,612 km (0.101 R)

Asteroid Belt

Center: 9.65 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.7

Radius: 6.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 14.75 AU - 15.01 AU

Year: 20558 Days

Day: 21.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,822,781 km

• M1: 83,476 km (0.11 R)
• M2: 554,859 km (0.09 R)
• M3: 1,548,637 km (0.095 R)
• M4: 2,077,466 km (0.036 R)
• M5: 2,806,755 km (0.092 R)
• M6: 3,936,967 km (0.081 R)
• M7: 4,512,620 km (0.097 R)
• M8: 5,445,213 km (0.095 R)
• M9: 8,125,408 km (0.097 R)
• M10: 9,056,057 km (0.105 R)
• M11: 9,299,303 km (0.025 R)
• M12: 10,369,526 km (0.088 R)
• M13: 10,636,109 km (0.081 R)
• M14: 12,096,185 km (0.061 R)
• M15: 13,058,249 km (0.115 R)
• M16: 17,645,817 km (0.085 R)
• M17: 17,873,206 km (0.051 R)
• M18: 18,102,539 km (0.067 R)
• M19: 19,601,211 km (0.037 R)
• M20: 19,927,035 km (0.093 R)
• M21: 20,589,305 km (0.108 R)
• M22: 21,957,826 km (0.08 R)
• M23: 25,545,781 km (0.104 R)
• M24: 26,327,131 km (0.109 R)
• M25: 27,023,808 km (0.056 R)
• M26: 27,835,077 km (0.081 R)
• M27: 29,399,722 km (0.096 R)
• M28: 32,703,142 km (0.116 R)
• M29: 37,481,298 km (0.058 R)
• M30: 37,983,199 km (0.107 R)
• M31: 44,221,879 km (0.05 R)
• M32: 46,492,176 km (0.118 R)
• M33: 46,781,349 km (0.072 R)
• M34: 47,071,718 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.5

Radius: 4.1

Gravity: 14.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 12.99 AU - 21.29 AU

Year: 25415 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,822,781 km

• M1: 130,300 km (0.077 R)
• M2: 437,125 km (0.089 R)
• M3: 593,904 km (0.089 R)
• M4: 977,622 km (0.105 R)
• M5: 1,803,851 km (0.103 R)
• M6: 2,274,486 km (0.11 R)
• M7: 2,549,447 km (0.097 R)
• M8: 2,942,141 km (0.064 R)
• M9: 3,165,641 km (0.064 R)
• M10: 4,786,384 km (0.033 R)
• M11: 5,025,890 km (0.04 R)
• M12: 6,804,010 km (0.072 R)
• M13: 7,063,114 km (0.069 R)
• M14: 7,239,490 km (0.082 R)
• M15: 9,013,421 km (0.074 R)
• M16: 9,431,847 km (0.106 R)
• M17: 10,477,386 km (0.108 R)
• M18: 11,597,874 km (0.085 R)
• M19: 16,880,624 km (0.109 R)
• M20: 17,355,447 km (0.1 R)
• M21: 17,596,150 km (0.098 R)
• M22: 18,084,288 km (0.082 R)
• M23: 24,262,381 km (0.113 R)
• M24: 24,664,351 km (0.059 R)
• M25: 25,070,509 km (0.117 R)
• M26: 29,495,315 km (0.084 R)
• M27: 30,299,403 km (0.104 R)
• M28: 30,531,729 km (0.047 R)
• M29: 31,473,298 km (0.096 R)
• M30: 36,341,063 km (0.083 R)
• M31: 38,475,226 km (0.088 R)
• M32: 39,434,597 km (0.053 R)
• M33: 39,572,975 km (0.086 R)
• M34: 52,889,729 km (0.057 R)
• M35: 55,799,258 km (0.106 R)
• M36: 58,633,389 km (0.072 R)
• M37: 62,121,713 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.6

Radius: 7.4

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 16.86 AU - 19.24 AU

Year: 27466 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,822,781 km

• M1: 92,302 km (0.071 R)
• M2: 474,524 km (0.067 R)
• M3: 753,076 km (0.057 R)
• M4: 1,460,524 km (0.113 R)
• M5: 4,398,327 km (0.067 R)
• M6: 4,710,687 km (0.058 R)
• M7: 7,187,280 km (0.088 R)
• M8: 9,196,529 km (0.063 R)
• M9: 14,894,413 km (0.102 R)
• M10: 16,328,458 km (0.059 R)
• M11: 18,828,986 km (0.057 R)
• M12: 21,180,216 km (0.098 R)
• M13: 24,791,060 km (0.066 R)
• M14: 26,570,527 km (0.116 R)
• M15: 27,259,275 km (0.098 R)
• M16: 28,672,227 km (0.084 R)
• M17: 34,678,133 km (0.077 R)
• M18: 36,055,780 km (0.12 R)
• M19: 38,773,524 km (0.113 R)
• M20: 47,572,422 km (0.095 R)
• M21: 52,612,225 km (0.079 R)
• M22: 74,502,881 km (0.066 R)
• M23: 77,488,107 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.7

Radius: 5.6

Gravity: 17.82 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 15.61 AU - 22.13 AU

Year: 29358 Days

Day: 18.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 91,822,781 km

• M1: 79,736 km (0.119 R)
• M2: 290,369 km (0.115 R)
• M3: 504,743 km (0.076 R)
• M4: 871,707 km (0.06 R)
• M5: 1,418,936 km (0.084 R)
• M6: 1,645,427 km (0.091 R)
• M7: 1,957,039 km (0.028 R)
• M8: 3,132,879 km (0.116 R)
• M9: 5,144,222 km (0.066 R)
• M10: 6,818,970 km (0.078 R)
• M11: 7,113,080 km (0.096 R)
• M12: 7,885,603 km (0.116 R)
• M13: 8,375,087 km (0.074 R)
• M14: 9,414,493 km (0.113 R)
• M15: 9,902,930 km (0.116 R)
• M16: 10,798,423 km (0.114 R)
• M17: 12,027,220 km (0.063 R)
• M18: 12,602,274 km (0.119 R)
• M19: 12,970,883 km (0.076 R)
• M20: 13,962,867 km (0.074 R)
• M21: 16,883,466 km (0.058 R)
• M22: 19,690,820 km (0.083 R)
• M23: 21,412,242 km (0.067 R)
• M24: 22,362,937 km (0.107 R)
• M25: 23,121,697 km (0.087 R)
• M26: 24,348,400 km (0.077 R)
• M27: 24,690,381 km (0.118 R)
• M28: 29,950,092 km (0.054 R)
• M29: 32,220,240 km (0.094 R)
• M30: 36,205,078 km (0.113 R)
• M31: 36,949,627 km (0.115 R)
• M32: 39,088,428 km (0.116 R)
• M33: 42,285,185 km (0.101 R)
• M34: 43,110,815 km (0.107 R)
• M35: 45,652,034 km (0.034 R)
• M36: 47,223,709 km (0.074 R)
• M37: 50,290,167 km (0.105 R)
• M38: 56,417,546 km (0.107 R)
• M39: 58,023,629 km (0.104 R)
• M40: 60,281,210 km (0.108 R)
• M41: 72,217,923 km (0.114 R)
• M42: 73,634,166 km (0.07 R)
• M43: 86,956,754 km (0.09 R)
• M44: 91,273,401 km (0.1 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 16,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit