🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.62 AU

Year: 249 Days

Day: 16.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,099,634 km

• M1: 488,287 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.7

Radius: 14

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.74 AU - 1.02 AU

Year: 533 Days

Day: 10.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,099,634 km

• M1: 175,628 km (0.068 R)
• M2: 611,855 km (0.11 R)
• M3: 1,058,854 km (0.086 R)
• M4: 1,974,841 km (0.085 R)
• M5: 2,592,531 km (0.058 R)
• M6: 3,052,993 km (0.101 R)
• M7: 3,961,202 km (0.071 R)
• M8: 4,465,496 km (0.116 R)
• M9: 5,349,919 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 8.7

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.8 AU - 1.34 AU

Year: 715 Days

Day: 10.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,099,634 km

• M1: 108,159 km (0.079 R)
• M2: 408,552 km (0.083 R)
• M3: 688,001 km (0.106 R)
• M4: 960,718 km (0.073 R)
• M5: 1,358,648 km (0.112 R)
• M6: 1,640,939 km (0.114 R)
• M7: 2,188,617 km (0.098 R)
• M8: 2,853,280 km (0.07 R)
• M9: 3,191,820 km (0.099 R)
• M10: 3,506,724 km (0.114 R)
• M11: 3,855,885 km (0.059 R)
• M12: 4,459,812 km (0.111 R)
• M13: 5,012,725 km (0.115 R)
• M14: 5,927,068 km (0.075 R)
• M15: 6,273,836 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.4

Radius: 13.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.05 AU - 1.33 AU

Year: 838 Days

Day: 11.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,099,634 km

• M1: 165,455 km (0.094 R)
• M2: 622,477 km (0.095 R)
• M3: 1,079,648 km (0.083 R)
• M4: 1,573,321 km (0.119 R)
• M5: 2,064,002 km (0.12 R)
• M6: 2,573,233 km (0.031 R)
• M7: 3,300,428 km (0.057 R)
• M8: 4,489,582 km (0.087 R)
• M9: 5,015,568 km (0.093 R)
• M10: 5,636,249 km (0.091 R)
• M11: 6,990,409 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.7

Radius: 15

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.15 AU - 1.23 AU

Year: 838 Days

Day: 6 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,099,634 km

• M1: 186,549 km (0.104 R)
• M2: 731,683 km (0.068 R)
• M3: 1,267,692 km (0.07 R)
• M4: 1,800,261 km (0.117 R)
• M5: 2,804,511 km (0.103 R)
• M6: 4,063,228 km (0.094 R)
• M7: 5,555,616 km (0.075 R)
• M8: 6,752,399 km (0.05 R)
• M9: 9,320,845 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.1

Radius: 4.2

Gravity: 22.79 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.69 AU - 7.25 AU

Year: 11881 Days

Day: 24.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,099,634 km

• M1: 53,107 km (0.117 R)
• M2: 195,076 km (0.039 R)
• M3: 1,018,462 km (0.096 R)
• M4: 1,194,988 km (0.086 R)
• M5: 1,391,859 km (0.085 R)
• M6: 2,578,768 km (0.119 R)
• M7: 3,935,471 km (0.109 R)
• M8: 4,316,198 km (0.041 R)
• M9: 4,515,612 km (0.12 R)
• M10: 4,721,159 km (0.112 R)
• M11: 6,123,340 km (0.078 R)
• M12: 6,559,418 km (0.082 R)
• M13: 11,084,005 km (0.099 R)
• M14: 12,980,906 km (0.087 R)
• M15: 16,907,103 km (0.111 R)
• M16: 18,201,274 km (0.108 R)
• M17: 18,423,127 km (0.067 R)
• M18: 21,147,454 km (0.069 R)
• M19: 22,140,036 km (0.084 R)
• M20: 25,487,588 km (0.112 R)
• M21: 28,456,357 km (0.106 R)
• M22: 29,056,394 km (0.095 R)
• M23: 32,076,177 km (0.071 R)
• M24: 38,244,097 km (0.108 R)
• M25: 44,084,249 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.3

Radius: 4.7

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.36 AU - 10.94 AU

Year: 22441 Days

Day: 17.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,099,634 km

• M1: 58,493 km (0.087 R)
• M2: 440,865 km (0.088 R)
• M3: 606,470 km (0.06 R)
• M4: 1,005,447 km (0.1 R)
• M5: 1,179,878 km (0.053 R)
• M6: 2,510,551 km (0.114 R)
• M7: 2,834,281 km (0.094 R)
• M8: 3,515,999 km (0.09 R)
• M9: 4,301,238 km (0.114 R)
• M10: 4,528,926 km (0.088 R)
• M11: 4,885,567 km (0.09 R)
• M12: 6,613,423 km (0.118 R)
• M13: 7,349,594 km (0.026 R)
• M14: 7,883,957 km (0.117 R)
• M15: 8,268,723 km (0.077 R)
• M16: 8,443,753 km (0.046 R)
• M17: 8,665,905 km (0.113 R)
• M18: 9,546,139 km (0.06 R)
• M19: 12,773,564 km (0.113 R)
• M20: 14,283,455 km (0.104 R)
• M21: 18,310,181 km (0.087 R)
• M22: 18,984,269 km (0.057 R)
• M23: 19,908,634 km (0.107 R)
• M24: 22,775,378 km (0.108 R)
• M25: 24,262,082 km (0.087 R)
• M26: 25,534,113 km (0.098 R)
• M27: 29,923,164 km (0.092 R)
• M28: 30,439,876 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 17,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit