🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.64 AU

Year: 282 Days

Day: 26.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,891,926 km

• M1: 30,668 km (0.03 R)
• M2: 51,013 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.55 AU - 0.69 AU

Year: 320 Days

Day: 12.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,891,926 km

• M1: 21,243 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.3

Radius: 9.2

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.57 AU - 0.79 AU

Year: 368 Days

Day: 8.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 35,891,926 km

• M1: 114,442 km (0.109 R)
• M2: 507,286 km (0.082 R)
• M3: 854,802 km (0.054 R)
• M4: 1,300,005 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 13.9

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.01 AU - 3.17 AU

Year: 3563 Days

Day: 10.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 66.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,891,926 km

• M1: 172,935 km (0.098 R)
• M2: 612,304 km (0.079 R)
• M3: 1,156,242 km (0.055 R)
• M4: 2,053,680 km (0.058 R)
• M5: 2,980,289 km (0.074 R)
• M6: 4,741,505 km (0.093 R)
• M7: 5,185,062 km (0.104 R)
• M8: 6,565,252 km (0.064 R)
• M9: 8,143,510 km (0.105 R)
• M10: 9,114,849 km (0.098 R)
• M11: 10,528,399 km (0.06 R)
• M12: 11,158,804 km (0.117 R)
• M13: 15,431,619 km (0.096 R)
• M14: 16,861,326 km (0.092 R)
• M15: 18,739,976 km (0.076 R)
• M16: 19,792,995 km (0.087 R)
• M17: 22,289,335 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.7

Radius: 10.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.06 AU - 5.28 AU

Year: 6620 Days

Day: 9.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,891,926 km

• M1: 135,685 km (0.089 R)
• M2: 509,830 km (0.078 R)
• M3: 930,050 km (0.098 R)
• M4: 1,304,942 km (0.088 R)
• M5: 1,722,470 km (0.056 R)
• M6: 2,286,603 km (0.111 R)
• M7: 4,213,723 km (0.069 R)
• M8: 5,398,987 km (0.109 R)
• M9: 6,026,700 km (0.067 R)
• M10: 6,794,286 km (0.11 R)
• M11: 10,282,909 km (0.042 R)
• M12: 11,775,148 km (0.113 R)
• M13: 12,181,007 km (0.1 R)
• M14: 13,358,192 km (0.077 R)
• M15: 14,049,634 km (0.095 R)
• M16: 14,712,801 km (0.09 R)
• M17: 16,323,222 km (0.104 R)
• M18: 19,827,851 km (0.12 R)
• M19: 21,320,389 km (0.099 R)
• M20: 22,956,242 km (0.112 R)
• M21: 23,377,958 km (0.1 R)
• M22: 24,236,949 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.7

Radius: 3.3

Gravity: 69.12 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.24 AU - 6.66 AU

Year: 9521 Days

Day: 23.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 35,891,926 km

• M1: 46,076 km (0.092 R)
• M2: 338,989 km (0.108 R)
• M3: 622,926 km (0.054 R)
• M4: 921,074 km (0.118 R)
• M5: 1,102,237 km (0.09 R)
• M6: 1,244,056 km (0.106 R)
• M7: 1,971,102 km (0.043 R)
• M8: 2,624,246 km (0.082 R)
• M9: 3,125,100 km (0.053 R)
• M10: 3,337,528 km (0.113 R)
• M11: 3,870,396 km (0.11 R)
• M12: 4,312,907 km (0.116 R)
• M13: 5,199,424 km (0.062 R)
• M14: 5,497,572 km (0.06 R)
• M15: 5,807,090 km (0.046 R)
• M16: 6,274,284 km (0.085 R)
• M17: 6,688,970 km (0.056 R)
• M18: 6,805,058 km (0.033 R)
• M19: 7,041,572 km (0.046 R)
• M20: 7,447,580 km (0.093 R)
• M21: 7,955,316 km (0.114 R)
• M22: 8,351,002 km (0.05 R)
• M23: 9,276,863 km (0.081 R)
• M24: 9,518,613 km (0.092 R)
• M25: 12,520,594 km (0.053 R)
• M26: 12,697,119 km (0.108 R)
• M27: 15,890,435 km (0.094 R)
• M28: 16,658,321 km (0.111 R)
• M29: 18,117,349 km (0.076 R)
• M30: 20,219,050 km (0.096 R)
• M31: 21,203,105 km (0.078 R)
• M32: 21,454,130 km (0.096 R)
• M33: 24,806,169 km (0.068 R)
• M34: 25,271,718 km (0.109 R)
• M35: 28,694,517 km (0.096 R)
• M36: 31,212,100 km (0.061 R)
• M37: 34,908,663 km (0.115 R)
• M38: 37,528,571 km (0.075 R)
• M39: 41,568,910 km (0.077 R)
• M40: 41,699,658 km (0.052 R)
• M41: 46,731,682 km (0.07 R)
• M42: 47,727,106 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.2

Radius: 7

Gravity: 17.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.08 AU - 6.5 AU

Year: 10349 Days

Day: 20.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 35,891,926 km

• M1: 89,160 km (0.093 R)
• M2: 452,234 km (0.095 R)
• M3: 915,838 km (0.082 R)
• M4: 1,544,897 km (0.104 R)
• M5: 1,788,293 km (0.119 R)
• M6: 2,183,531 km (0.06 R)
• M7: 2,917,607 km (0.106 R)
• M8: 3,219,795 km (0.105 R)
• M9: 3,752,214 km (0.059 R)
• M10: 5,023,796 km (0.049 R)
• M11: 5,356,501 km (0.065 R)
• M12: 5,633,108 km (0.051 R)
• M13: 6,140,245 km (0.05 R)
• M14: 7,413,622 km (0.084 R)
• M15: 8,664,559 km (0.115 R)
• M16: 9,241,558 km (0.096 R)
• M17: 10,687,272 km (0.053 R)
• M18: 11,238,241 km (0.049 R)
• M19: 11,577,978 km (0.062 R)
• M20: 13,005,291 km (0.118 R)
• M21: 13,506,145 km (0.06 R)
• M22: 16,133,532 km (0.101 R)
• M23: 18,140,238 km (0.088 R)
• M24: 19,324,155 km (0.042 R)
• M25: 19,648,334 km (0.05 R)
• M26: 28,042,270 km (0.074 R)
• M27: 28,562,572 km (0.113 R)
• M28: 29,301,585 km (0.049 R)
• M29: 31,595,519 km (0.043 R)
• M30: 32,385,994 km (0.1 R)
• M31: 34,836,707 km (0.116 R)
• M32: 40,763,924 km (0.097 R)
• M33: 42,925,613 km (0.098 R)
• M34: 48,363,944 km (0.085 R)
• M35: 51,093,058 km (0.057 R)
• M36: 51,713,142 km (0.097 R)
• M37: 52,025,053 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261

Radius: 4.7

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.28 AU - 6.42 AU

Year: 10497 Days

Day: 20.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 142.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,891,926 km

• M1: 62,981 km (0.098 R)
• M2: 316,100 km (0.096 R)
• M3: 472,131 km (0.042 R)
• M4: 1,136,345 km (0.112 R)
• M5: 1,393,654 km (0.032 R)
• M6: 1,675,197 km (0.098 R)
• M7: 2,809,298 km (0.063 R)
• M8: 2,987,769 km (0.116 R)
• M9: 4,484,047 km (0.111 R)
• M10: 4,811,816 km (0.07 R)
• M11: 5,096,949 km (0.117 R)
• M12: 5,891,164 km (0.066 R)
• M13: 8,191,979 km (0.074 R)
• M14: 12,244,287 km (0.12 R)
• M15: 16,867,908 km (0.074 R)
• M16: 17,260,303 km (0.108 R)
• M17: 17,458,670 km (0.095 R)
• M18: 18,961,081 km (0.101 R)
• M19: 20,033,548 km (0.091 R)
• M20: 22,771,189 km (0.103 R)
• M21: 24,812,452 km (0.04 R)
• M22: 25,490,580 km (0.087 R)
• M23: 29,067,764 km (0.117 R)
• M24: 31,073,123 km (0.095 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: 276 - 13,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit