🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.63 AU - 0.95 AU

Year: 246 Days

Day: 22 Hours

Environment

Temp: 167 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,663,436 km

• M1: 167,998 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.5 AU - 1.64 AU

Year: 688 Days

Day: 34.7 Hours

Environment

Temp: -18 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.79 AU - 2.21 AU

Year: 990 Days

Day: 42.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.57 AU - 3.61 AU

Year: 1900 Days

Day: 42.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.1

Radius: 10.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.44 AU - 10.9 AU

Year: 11346 Days

Day: 14 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,663,436 km

• M1: 125,662 km (0.112 R)
• M2: 882,927 km (0.087 R)
• M3: 1,441,974 km (0.118 R)
• M4: 2,601,208 km (0.079 R)
• M5: 3,631,638 km (0.073 R)
• M6: 4,047,819 km (0.118 R)
• M7: 5,038,755 km (0.079 R)
• M8: 6,112,270 km (0.117 R)
• M9: 7,091,388 km (0.1 R)
• M10: 8,843,329 km (0.1 R)
• M11: 9,454,735 km (0.115 R)
• M12: 10,093,817 km (0.102 R)
• M13: 12,883,069 km (0.055 R)
• M14: 15,269,455 km (0.047 R)
• M15: 17,423,215 km (0.115 R)
• M16: 19,457,746 km (0.028 R)
• M17: 20,010,062 km (0.104 R)
• M18: 20,899,122 km (0.119 R)
• M19: 21,645,914 km (0.063 R)
• M20: 22,929,913 km (0.093 R)
• M21: 23,993,105 km (0.119 R)
• M22: 25,649,153 km (0.08 R)
• M23: 33,374,238 km (0.084 R)
• M24: 34,165,910 km (0.09 R)
• M25: 34,854,359 km (0.093 R)
• M26: 36,377,565 km (0.085 R)
• M27: 39,305,793 km (0.051 R)
• M28: 40,827,054 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.6

Radius: 11.3

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 11.29 AU - 11.29 AU

Year: 13271 Days

Day: 8.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,663,436 km

• M1: 141,071 km (0.11 R)
• M2: 504,145 km (0.115 R)
• M3: 940,372 km (0.059 R)
• M4: 1,726,359 km (0.12 R)
• M5: 2,121,148 km (0.092 R)
• M6: 2,817,227 km (0.106 R)
• M7: 3,269,013 km (0.109 R)
• M8: 4,081,479 km (0.105 R)
• M9: 4,759,307 km (0.104 R)
• M10: 5,914,950 km (0.107 R)
• M11: 6,458,439 km (0.062 R)
• M12: 7,467,477 km (0.097 R)
• M13: 8,725,146 km (0.079 R)
• M14: 10,064,646 km (0.117 R)
• M15: 13,018,904 km (0.102 R)
• M16: 14,693,802 km (0.114 R)
• M17: 15,187,475 km (0.071 R)
• M18: 16,659,368 km (0.11 R)
• M19: 18,548,490 km (0.032 R)
• M20: 20,489,074 km (0.088 R)
• M21: 20,928,293 km (0.119 R)
• M22: 22,654,653 km (0.116 R)
• M23: 24,869,150 km (0.118 R)
• M24: 27,013,935 km (0.108 R)
• M25: 31,902,494 km (0.118 R)
• M26: 32,492,807 km (0.092 R)
• M27: 36,189,221 km (0.059 R)
• M28: 37,350,549 km (0.03 R)
• M29: 41,681,707 km (0.12 R)
• M30: 42,671,745 km (0.097 R)
• M31: 43,100,942 km (0.056 R)
• M32: 44,993,804 km (0.063 R)
• M33: 45,736,407 km (0.067 R)
• M34: 49,101,312 km (0.102 R)
• M35: 51,974,339 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.3

Radius: 6.7

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 17.23 AU - 21.41 AU

Year: 29709 Days

Day: 17.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,663,436 km

• M1: 83,775 km (0.082 R)
• M2: 365,168 km (0.091 R)
• M3: 648,956 km (0.117 R)
• M4: 967,599 km (0.087 R)
• M5: 1,434,494 km (0.027 R)
• M6: 1,847,683 km (0.041 R)
• M7: 2,082,702 km (0.028 R)
• M8: 2,293,784 km (0.059 R)
• M9: 3,972,422 km (0.066 R)
• M10: 4,969,043 km (0.073 R)
• M11: 6,649,177 km (0.069 R)
• M12: 7,110,387 km (0.045 R)
• M13: 8,462,153 km (0.057 R)
• M14: 10,643,141 km (0.05 R)
• M15: 15,197,199 km (0.092 R)
• M16: 16,324,269 km (0.081 R)
• M17: 16,656,227 km (0.059 R)
• M18: 26,838,905 km (0.098 R)
• M19: 28,123,801 km (0.102 R)
• M20: 38,287,929 km (0.067 R)
• M21: 40,668,780 km (0.076 R)
• M22: 55,548,083 km (0.111 R)
• M23: 68,180,127 km (0.045 R)
• M24: 71,004,984 km (0.106 R)
• M25: 73,005,855 km (0.057 R)
• M26: 75,961,760 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.1

Radius: 3.9

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 18.2 AU - 21.62 AU

Year: 31080 Days

Day: 22.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,663,436 km

• M1: 73,602 km (0.108 R)
• M2: 222,003 km (0.091 R)
• M3: 774,767 km (0.044 R)
• M4: 1,058,106 km (0.115 R)
• M5: 1,793,080 km (0.108 R)
• M6: 1,918,144 km (0.117 R)
• M7: 2,106,787 km (0.104 R)
• M8: 2,610,632 km (0.085 R)
• M9: 2,771,600 km (0.066 R)
• M10: 6,379,003 km (0.118 R)
• M11: 9,133,848 km (0.079 R)
• M12: 9,345,229 km (0.103 R)
• M13: 9,668,211 km (0.064 R)
• M14: 11,889,141 km (0.105 R)
• M15: 12,141,064 km (0.061 R)
• M16: 12,655,681 km (0.099 R)
• M17: 19,482,280 km (0.089 R)
• M18: 25,914,839 km (0.114 R)
• M19: 35,156,248 km (0.072 R)
• M20: 35,544,903 km (0.049 R)
• M21: 39,033,974 km (0.08 R)
• M22: 40,718,596 km (0.111 R)
• M23: 41,434,571 km (0.116 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 13,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit