🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.53 AU - 0.77 AU

Year: 338 Days

Day: 31.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549

Radius: 10

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.31 AU - 2.11 AU

Year: 1444 Days

Day: 10.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,482,960 km

• M1: 124,316 km (0.078 R)
• M2: 507,137 km (0.047 R)
• M3: 936,034 km (0.052 R)
• M4: 1,416,093 km (0.075 R)
• M5: 2,590,287 km (0.076 R)
• M6: 3,085,606 km (0.061 R)
• M7: 3,675,320 km (0.107 R)
• M8: 4,143,711 km (0.076 R)
• M9: 4,689,444 km (0.114 R)
• M10: 5,427,860 km (0.03 R)
• M11: 7,211,216 km (0.111 R)
• M12: 7,547,063 km (0.037 R)
• M13: 8,139,171 km (0.068 R)
• M14: 9,416,139 km (0.088 R)
• M15: 10,070,779 km (0.095 R)
• M16: 10,956,548 km (0.077 R)
• M17: 11,893,480 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 10.5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.81 AU - 2.25 AU

Year: 1867 Days

Day: 7.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,482,960 km

• M1: 130,599 km (0.117 R)
• M2: 488,587 km (0.049 R)
• M3: 870,959 km (0.096 R)
• M4: 1,272,031 km (0.114 R)
• M5: 2,158,398 km (0.104 R)
• M6: 2,713,406 km (0.112 R)
• M7: 3,231,912 km (0.116 R)
• M8: 3,800,983 km (0.11 R)
• M9: 5,763,108 km (0.06 R)
• M10: 6,518,578 km (0.085 R)
• M11: 7,680,654 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.4

Radius: 11.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.69 AU - 3.99 AU

Year: 3941 Days

Day: 13 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,482,960 km

• M1: 148,102 km (0.075 R)
• M2: 653,892 km (0.106 R)
• M3: 1,059,901 km (0.072 R)
• M4: 1,750,445 km (0.084 R)
• M5: 3,031,152 km (0.12 R)
• M6: 4,007,727 km (0.109 R)
• M7: 4,389,501 km (0.098 R)
• M8: 4,901,275 km (0.059 R)
• M9: 6,119,002 km (0.098 R)
• M10: 6,549,544 km (0.095 R)
• M11: 8,324,972 km (0.094 R)
• M12: 10,085,739 km (0.106 R)
• M13: 11,016,836 km (0.112 R)
• M14: 15,275,887 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.8

Radius: 12.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.67 AU - 4.41 AU

Year: 4301 Days

Day: 8.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,482,960 km

• M1: 167,849 km (0.11 R)
• M2: 653,892 km (0.028 R)
• M3: 2,544,061 km (0.112 R)
• M4: 5,926,320 km (0.072 R)
• M5: 9,193,537 km (0.104 R)
• M6: 12,022,882 km (0.046 R)
• M7: 13,421,173 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 8.8

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.48 AU - 7 AU

Year: 8879 Days

Day: 11.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,482,960 km

• M1: 111,002 km (0.1 R)
• M2: 530,175 km (0.11 R)
• M3: 815,608 km (0.092 R)
• M4: 1,273,078 km (0.109 R)
• M5: 1,879,847 km (0.06 R)
• M6: 2,158,996 km (0.068 R)
• M7: 2,900,852 km (0.078 R)
• M8: 3,211,417 km (0.068 R)
• M9: 5,202,565 km (0.115 R)
• M10: 5,506,847 km (0.104 R)
• M11: 5,952,798 km (0.117 R)
• M12: 6,561,512 km (0.11 R)
• M13: 6,989,961 km (0.108 R)
• M14: 11,573,490 km (0.095 R)
• M15: 12,793,311 km (0.037 R)
• M16: 14,510,245 km (0.078 R)
• M17: 15,238,189 km (0.119 R)
• M18: 16,118,123 km (0.11 R)
• M19: 17,500,857 km (0.071 R)
• M20: 21,031,965 km (0.063 R)
• M21: 22,680,832 km (0.106 R)
• M22: 23,910,228 km (0.087 R)
• M23: 25,183,605 km (0.107 R)
• M24: 31,526,704 km (0.097 R)
• M25: 35,172,404 km (0.034 R)
• M26: 36,263,421 km (0.088 R)
• M27: 37,489,526 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.9

Radius: 5.7

Gravity: 27.85 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.72 AU - 7.02 AU

Year: 10381 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,482,960 km

• M1: 71,209 km (0.114 R)
• M2: 271,371 km (0.054 R)
• M3: 576,700 km (0.078 R)
• M4: 953,387 km (0.113 R)
• M5: 1,971,102 km (0.049 R)
• M6: 2,340,309 km (0.092 R)
• M7: 2,842,958 km (0.063 R)
• M8: 3,440,302 km (0.066 R)
• M9: 4,117,681 km (0.116 R)
• M10: 6,883,148 km (0.034 R)
• M11: 7,426,188 km (0.112 R)
• M12: 7,642,506 km (0.058 R)
• M13: 8,456,319 km (0.078 R)
• M14: 8,692,384 km (0.094 R)
• M15: 9,938,834 km (0.119 R)
• M16: 11,471,314 km (0.095 R)
• M17: 12,842,678 km (0.11 R)
• M18: 13,858,896 km (0.091 R)
• M19: 14,319,957 km (0.106 R)
• M20: 15,134,069 km (0.109 R)
• M21: 16,266,824 km (0.039 R)
• M22: 20,676,819 km (0.097 R)
• M23: 24,273,750 km (0.112 R)
• M24: 28,901,261 km (0.062 R)
• M25: 29,761,748 km (0.105 R)
• M26: 30,088,919 km (0.074 R)
• M27: 30,528,737 km (0.063 R)
• M28: 31,760,226 km (0.114 R)
• M29: 32,330,942 km (0.057 R)
• M30: 33,375,135 km (0.082 R)
• M31: 34,322,239 km (0.055 R)
• M32: 36,269,705 km (0.054 R)
• M33: 36,518,187 km (0.11 R)
• M34: 39,589,431 km (0.043 R)
• M35: 53,437,257 km (0.119 R)
• M36: 53,759,042 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.8

Radius: 6.3

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.65 AU - 8.83 AU

Year: 12578 Days

Day: 24.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,482,960 km

• M1: 78,389 km (0.068 R)
• M2: 307,573 km (0.098 R)
• M3: 522,695 km (0.096 R)
• M4: 954,135 km (0.045 R)
• M5: 1,286,990 km (0.106 R)
• M6: 1,525,300 km (0.063 R)
• M7: 1,947,166 km (0.11 R)
• M8: 2,656,559 km (0.09 R)
• M9: 2,998,241 km (0.098 R)
• M10: 3,578,979 km (0.084 R)
• M11: 4,054,551 km (0.103 R)
• M12: 4,539,697 km (0.073 R)
• M13: 6,999,684 km (0.06 R)
• M14: 8,730,532 km (0.101 R)
• M15: 10,560,263 km (0.096 R)
• M16: 11,535,193 km (0.062 R)
• M17: 15,745,625 km (0.097 R)
• M18: 16,186,340 km (0.108 R)
• M19: 16,409,690 km (0.058 R)
• M20: 16,635,134 km (0.082 R)
• M21: 17,169,048 km (0.103 R)
• M22: 19,087,192 km (0.117 R)
• M23: 19,841,764 km (0.112 R)
• M24: 25,690,742 km (0.085 R)
• M25: 29,500,251 km (0.082 R)
• M26: 30,395,295 km (0.111 R)
• M27: 33,308,415 km (0.032 R)
• M28: 33,669,993 km (0.107 R)
• M29: 34,278,557 km (0.064 R)
• M30: 34,647,166 km (0.12 R)
• M31: 35,142,784 km (0.074 R)
• M32: 36,275,240 km (0.066 R)
• M33: 38,878,243 km (0.102 R)
• M34: 40,225,371 km (0.045 R)
• M35: 43,441,277 km (0.081 R)
• M36: 44,307,598 km (0.119 R)
• M37: 49,905,700 km (0.026 R)
• M38: 54,109,699 km (0.089 R)
• M39: 55,787,589 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.2

Radius: 7.4

Gravity: 15.05 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.47 AU - 10.71 AU

Year: 16256 Days

Day: 16.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,482,960 km

• M1: 92,302 km (0.086 R)
• M2: 544,985 km (0.082 R)
• M3: 926,310 km (0.119 R)
• M4: 1,178,682 km (0.109 R)
• M5: 2,621,703 km (0.095 R)
• M6: 3,188,379 km (0.074 R)
• M7: 3,985,138 km (0.104 R)
• M8: 4,397,280 km (0.115 R)
• M9: 5,766,998 km (0.039 R)
• M10: 6,592,329 km (0.091 R)
• M11: 7,123,851 km (0.045 R)
• M12: 9,265,643 km (0.088 R)
• M13: 14,994,344 km (0.089 R)
• M14: 15,296,532 km (0.085 R)
• M15: 19,602,108 km (0.08 R)
• M16: 20,513,608 km (0.115 R)
• M17: 21,168,398 km (0.062 R)
• M18: 22,421,130 km (0.062 R)
• M19: 22,717,035 km (0.092 R)
• M20: 24,339,723 km (0.05 R)
• M21: 25,285,780 km (0.055 R)
• M22: 27,587,942 km (0.058 R)
• M23: 29,551,264 km (0.109 R)
• M24: 31,359,304 km (0.1 R)
• M25: 35,061,702 km (0.112 R)
• M26: 35,594,270 km (0.115 R)
• M27: 37,778,399 km (0.114 R)
• M28: 39,905,830 km (0.099 R)
• M29: 40,778,584 km (0.12 R)
• M30: 41,072,395 km (0.098 R)
• M31: 59,119,134 km (0.075 R)
• M32: 62,955,122 km (0.117 R)
• M33: 70,482,887 km (0.034 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 16,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit