🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.64 AU

Year: 249 Days

Day: 24 Hours

Environment

Temp: -115 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,502,881 km

• M1: 21,093 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.48 AU - 0.62 AU

Year: 263 Days

Day: 45.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 8.7

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.52 AU - 1.6 AU

Year: 1258 Days

Day: 9.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,502,881 km

• M1: 109,506 km (0.109 R)
• M2: 480,957 km (0.112 R)
• M3: 765,193 km (0.063 R)
• M4: 1,181,075 km (0.112 R)
• M5: 1,896,303 km (0.1 R)
• M6: 2,411,518 km (0.103 R)
• M7: 2,832,636 km (0.058 R)
• M8: 3,134,973 km (0.069 R)
• M9: 3,572,098 km (0.104 R)
• M10: 4,607,016 km (0.115 R)
• M11: 5,582,843 km (0.085 R)
• M12: 6,060,808 km (0.074 R)
• M13: 6,394,561 km (0.059 R)
• M14: 6,841,709 km (0.047 R)
• M15: 7,551,252 km (0.082 R)
• M16: 9,024,492 km (0.082 R)
• M17: 12,567,268 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.1

Radius: 9

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.49 AU - 1.71 AU

Year: 1307 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,502,881 km

• M1: 111,899 km (0.104 R)
• M2: 516,412 km (0.092 R)
• M3: 879,336 km (0.109 R)
• M4: 2,202,529 km (0.108 R)
• M5: 2,670,621 km (0.079 R)
• M6: 3,985,287 km (0.114 R)
• M7: 4,756,763 km (0.029 R)
• M8: 5,666,169 km (0.104 R)
• M9: 7,142,999 km (0.119 R)
• M10: 8,332,601 km (0.109 R)
• M11: 8,889,105 km (0.083 R)
• M12: 9,499,914 km (0.105 R)
• M13: 9,891,860 km (0.104 R)
• M14: 10,968,217 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.7

Radius: 10.9

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.52 AU - 2.74 AU

Year: 2754 Days

Day: 5.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,502,881 km

• M1: 135,835 km (0.103 R)
• M2: 644,617 km (0.08 R)
• M3: 1,129,913 km (0.086 R)
• M4: 1,515,277 km (0.075 R)
• M5: 2,083,599 km (0.107 R)
• M6: 2,970,266 km (0.037 R)
• M7: 4,612,551 km (0.108 R)
• M8: 5,523,153 km (0.09 R)
• M9: 6,710,063 km (0.112 R)
• M10: 7,349,444 km (0.091 R)
• M11: 11,833,192 km (0.098 R)
• M12: 12,850,457 km (0.048 R)
• M13: 14,102,292 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.8

Radius: 10.5

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.79 AU - 4.39 AU

Year: 5341 Days

Day: 8.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,502,881 km

• M1: 130,599 km (0.106 R)
• M2: 866,172 km (0.088 R)
• M3: 1,745,358 km (0.111 R)
• M4: 2,095,866 km (0.082 R)
• M5: 2,889,632 km (0.084 R)
• M6: 3,502,685 km (0.098 R)
• M7: 4,001,593 km (0.11 R)
• M8: 5,116,247 km (0.115 R)
• M9: 5,485,455 km (0.112 R)
• M10: 7,047,705 km (0.112 R)
• M11: 7,879,619 km (0.063 R)
• M12: 8,962,708 km (0.092 R)
• M13: 9,500,961 km (0.099 R)
• M14: 10,348,582 km (0.112 R)
• M15: 12,287,371 km (0.11 R)
• M16: 13,146,362 km (0.107 R)
• M17: 14,456,989 km (0.114 R)
• M18: 16,813,005 km (0.113 R)
• M19: 19,668,829 km (0.09 R)
• M20: 20,185,241 km (0.11 R)
• M21: 22,833,273 km (0.078 R)
• M22: 23,403,839 km (0.113 R)
• M23: 24,130,286 km (0.081 R)
• M24: 24,946,791 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.3

Radius: 5.2

Gravity: 32.3 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.5 AU - 8.54 AU

Year: 14665 Days

Day: 24.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,502,881 km

• M1: 64,776 km (0.109 R)
• M2: 248,632 km (0.037 R)
• M3: 423,811 km (0.036 R)
• M4: 1,038,359 km (0.046 R)
• M5: 1,383,930 km (0.086 R)
• M6: 1,616,255 km (0.088 R)
• M7: 1,929,065 km (0.104 R)
• M8: 2,987,769 km (0.053 R)
• M9: 3,350,693 km (0.076 R)
• M10: 3,542,777 km (0.087 R)
• M11: 4,583,230 km (0.078 R)
• M12: 4,820,492 km (0.079 R)
• M13: 5,735,134 km (0.11 R)
• M14: 5,970,750 km (0.108 R)
• M15: 6,503,618 km (0.046 R)
• M16: 7,523,277 km (0.113 R)
• M17: 8,799,347 km (0.063 R)
• M18: 9,763,056 km (0.05 R)
• M19: 10,677,099 km (0.092 R)
• M20: 12,089,004 km (0.114 R)
• M21: 13,829,725 km (0.075 R)
• M22: 15,884,003 km (0.072 R)
• M23: 17,470,189 km (0.076 R)
• M24: 21,796,410 km (0.112 R)
• M25: 24,460,598 km (0.107 R)
• M26: 28,002,029 km (0.104 R)
• M27: 28,680,605 km (0.084 R)
• M28: 34,638,489 km (0.098 R)
• M29: 36,347,047 km (0.098 R)
• M30: 38,111,105 km (0.109 R)
• M31: 38,665,215 km (0.078 R)
• M32: 39,789,443 km (0.102 R)
• M33: 40,935,213 km (0.042 R)
• M34: 42,843,933 km (0.06 R)
• M35: 43,744,512 km (0.112 R)
• M36: 46,521,946 km (0.118 R)
• M37: 51,745,754 km (0.065 R)
• M38: 54,498,504 km (0.064 R)
• M39: 60,668,818 km (0.096 R)
• M40: 65,689,921 km (0.035 R)
• M41: 65,888,437 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.3

Radius: 5.5

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.07 AU - 12.45 AU

Year: 24396 Days

Day: 19.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,502,881 km

• M1: 71,059 km (0.034 R)
• M2: 246,687 km (0.044 R)
• M3: 436,975 km (0.076 R)
• M4: 788,231 km (0.053 R)
• M5: 1,094,907 km (0.101 R)
• M6: 1,853,368 km (0.096 R)
• M7: 2,123,542 km (0.111 R)
• M8: 2,624,395 km (0.091 R)
• M9: 3,121,060 km (0.109 R)
• M10: 4,880,182 km (0.092 R)
• M11: 6,071,878 km (0.113 R)
• M12: 7,072,987 km (0.054 R)
• M13: 8,280,990 km (0.111 R)
• M14: 9,904,725 km (0.101 R)
• M15: 11,347,896 km (0.076 R)
• M16: 11,858,623 km (0.119 R)
• M17: 12,925,854 km (0.096 R)
• M18: 15,172,964 km (0.11 R)
• M19: 15,871,287 km (0.078 R)
• M20: 17,583,435 km (0.075 R)
• M21: 19,960,694 km (0.079 R)
• M22: 20,237,450 km (0.111 R)
• M23: 25,666,207 km (0.062 R)
• M24: 25,884,172 km (0.113 R)
• M25: 34,310,272 km (0.054 R)
• M26: 38,278,654 km (0.114 R)
• M27: 41,635,331 km (0.109 R)
• M28: 42,542,194 km (0.03 R)
• M29: 49,430,428 km (0.11 R)
• M30: 51,650,610 km (0.111 R)
• M31: 55,739,718 km (0.069 R)
• M32: 56,288,592 km (0.11 R)
• M33: 56,840,908 km (0.068 R)
• M34: 57,769,611 km (0.091 R)
• M35: 60,423,478 km (0.109 R)
• M36: 61,585,404 km (0.074 R)
• M37: 67,618,986 km (0.07 R)
• M38: 71,206,941 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 14,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit