🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.07 AU - 1.35 AU

Year: 418 Days

Day: 27.6 Hours

Environment

Temp: 122 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.46 AU - 2.9 AU

Year: 1379 Days

Day: 32.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.1

Radius: 11

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7 AU - 11.54 AU

Year: 8872 Days

Day: 5.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,940,988 km

• M1: 136,732 km (0.099 R)
• M2: 492,775 km (0.068 R)
• M3: 945,159 km (0.084 R)
• M4: 1,338,003 km (0.092 R)
• M5: 1,734,139 km (0.074 R)
• M6: 2,586,098 km (0.052 R)
• M7: 4,039,741 km (0.074 R)
• M8: 4,608,662 km (0.05 R)
• M9: 5,427,560 km (0.11 R)
• M10: 5,907,171 km (0.12 R)
• M11: 6,912,469 km (0.091 R)
• M12: 7,898,618 km (0.103 R)
• M13: 8,425,651 km (0.095 R)
• M14: 13,835,709 km (0.097 R)
• M15: 14,602,547 km (0.087 R)
• M16: 15,330,191 km (0.088 R)
• M17: 17,001,349 km (0.052 R)
• M18: 17,806,635 km (0.087 R)
• M19: 20,620,570 km (0.09 R)
• M20: 21,200,262 km (0.113 R)
• M21: 21,620,931 km (0.084 R)
• M22: 23,181,836 km (0.09 R)
• M23: 23,718,443 km (0.088 R)
• M24: 24,446,686 km (0.044 R)
• M25: 25,567,174 km (0.081 R)
• M26: 27,809,795 km (0.096 R)
• M27: 34,735,429 km (0.111 R)
• M28: 41,276,446 km (0.04 R)
• M29: 46,018,848 km (0.083 R)
• M30: 47,294,619 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.2

Radius: 11.3

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.13 AU - 10.55 AU

Year: 8973 Days

Day: 6 Hours

Environment

Temp: -143 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,940,988 km

• M1: 156,180 km (0.112 R)
• M2: 752,028 km (0.114 R)
• M3: 1,108,371 km (0.083 R)
• M4: 2,555,730 km (0.101 R)
• M5: 2,965,030 km (0.104 R)
• M6: 3,373,133 km (0.063 R)
• M7: 4,198,015 km (0.113 R)
• M8: 5,033,071 km (0.116 R)
• M9: 5,617,250 km (0.095 R)
• M10: 7,181,895 km (0.085 R)
• M11: 8,291,761 km (0.093 R)
• M12: 9,107,818 km (0.093 R)
• M13: 9,467,002 km (0.105 R)
• M14: 10,406,776 km (0.074 R)
• M15: 11,459,496 km (0.052 R)
• M16: 12,581,630 km (0.078 R)
• M17: 13,197,973 km (0.112 R)
• M18: 16,988,185 km (0.093 R)
• M19: 20,135,125 km (0.082 R)
• M20: 20,515,702 km (0.093 R)
• M21: 20,901,067 km (0.099 R)
• M22: 21,925,812 km (0.118 R)
• M23: 23,066,496 km (0.093 R)
• M24: 23,567,200 km (0.073 R)
• M25: 25,732,479 km (0.093 R)
• M26: 27,001,219 km (0.05 R)
• M27: 30,956,736 km (0.111 R)
• M28: 36,734,356 km (0.06 R)
• M29: 38,109,459 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.8

Radius: 8.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.07 AU - 13.75 AU

Year: 12116 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,940,988 km

• M1: 109,805 km (0.096 R)
• M2: 544,536 km (0.06 R)
• M3: 969,993 km (0.104 R)
• M4: 1,402,181 km (0.046 R)
• M5: 2,188,617 km (0.096 R)
• M6: 2,528,653 km (0.028 R)
• M7: 3,278,737 km (0.081 R)
• M8: 4,017,900 km (0.107 R)
• M9: 7,975,661 km (0.047 R)
• M10: 8,286,376 km (0.085 R)
• M11: 11,588,898 km (0.049 R)
• M12: 13,432,991 km (0.089 R)
• M13: 15,042,814 km (0.085 R)
• M14: 19,936,908 km (0.051 R)
• M15: 21,622,876 km (0.109 R)
• M16: 22,569,083 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.6

Radius: 4

Gravity: 33.29 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 14.51 AU - 19.63 AU

Year: 22170 Days

Day: 21.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,940,988 km

• M1: 122,371 km (0.113 R)
• M2: 273,315 km (0.098 R)
• M3: 404,812 km (0.099 R)
• M4: 657,931 km (0.116 R)
• M5: 1,459,327 km (0.102 R)
• M6: 2,302,461 km (0.08 R)
• M7: 2,941,693 km (0.106 R)
• M8: 3,485,930 km (0.052 R)
• M9: 3,631,937 km (0.055 R)
• M10: 4,062,629 km (0.101 R)
• M11: 5,921,383 km (0.039 R)
• M12: 10,160,538 km (0.085 R)
• M13: 10,398,847 km (0.063 R)
• M14: 11,517,839 km (0.088 R)
• M15: 14,661,938 km (0.074 R)
• M16: 21,095,095 km (0.076 R)
• M17: 23,494,196 km (0.102 R)
• M18: 24,438,907 km (0.115 R)
• M19: 27,886,389 km (0.107 R)
• M20: 29,183,702 km (0.106 R)
• M21: 30,029,828 km (0.11 R)
• M22: 31,897,856 km (0.109 R)
• M23: 35,589,483 km (0.091 R)
• M24: 36,833,988 km (0.117 R)
• M25: 40,293,887 km (0.076 R)
• M26: 42,408,902 km (0.089 R)
• M27: 43,026,592 km (0.118 R)
• M28: 50,565,875 km (0.12 R)
• M29: 54,827,620 km (0.105 R)
• M30: 59,901,231 km (0.11 R)
• M31: 62,850,703 km (0.055 R)
• M32: 65,689,472 km (0.085 R)
• M33: 70,106,050 km (0.116 R)

Kuiper Belt

Range: 34.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 14,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit