🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.69 AU - 1.87 AU

Year: 1068 Days

Day: 38.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,849,125 km

• M1: 290,818 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.79 AU - 2.67 AU

Year: 1497 Days

Day: 36.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 178.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,849,125 km

• M1: 304,282 km (0.082 R)

Asteroid Belt

Center: 2.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.4

Radius: 15

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.68 AU - 3.6 AU

Year: 2502 Days

Day: 6 Hours

Environment

Temp: -161 °C

Axial Tilt: 59.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,849,125 km

• M1: 186,698 km (0.037 R)
• M2: 878,140 km (0.037 R)
• M3: 1,534,725 km (0.116 R)
• M4: 5,152,151 km (0.097 R)
• M5: 6,920,248 km (0.07 R)
• M6: 8,251,071 km (0.095 R)
• M7: 9,455,333 km (0.077 R)
• M8: 11,580,970 km (0.118 R)
• M9: 15,069,143 km (0.102 R)
• M10: 18,121,388 km (0.079 R)
• M11: 18,858,457 km (0.075 R)
• M12: 19,438,897 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.3

Radius: 9.2

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.34 AU - 3.52 AU

Year: 2856 Days

Day: 5.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,849,125 km

• M1: 114,442 km (0.057 R)
• M2: 550,371 km (0.094 R)
• M3: 958,773 km (0.101 R)
• M4: 1,496,727 km (0.102 R)
• M5: 1,932,057 km (0.113 R)
• M6: 2,491,852 km (0.061 R)
• M7: 3,123,604 km (0.096 R)
• M8: 3,477,702 km (0.044 R)
• M9: 5,474,983 km (0.104 R)
• M10: 6,460,384 km (0.119 R)
• M11: 6,869,385 km (0.033 R)
• M12: 7,649,238 km (0.07 R)
• M13: 8,076,191 km (0.095 R)
• M14: 8,746,389 km (0.11 R)
• M15: 10,677,698 km (0.092 R)
• M16: 12,373,838 km (0.065 R)
• M17: 14,609,728 km (0.092 R)
• M18: 16,999,404 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 8.9

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.51 AU - 9.31 AU

Year: 11957 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,849,125 km

• M1: 121,922 km (0.098 R)
• M2: 812,915 km (0.067 R)
• M3: 1,108,221 km (0.109 R)
• M4: 2,863,154 km (0.104 R)
• M5: 3,957,612 km (0.117 R)
• M6: 6,268,300 km (0.039 R)
• M7: 6,669,073 km (0.108 R)
• M8: 8,247,331 km (0.108 R)
• M9: 9,400,132 km (0.058 R)
• M10: 10,563,854 km (0.043 R)
• M11: 11,720,694 km (0.118 R)
• M12: 19,915,217 km (0.117 R)
• M13: 24,178,606 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.2

Radius: 4.9

Gravity: 25.71 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.92 AU - 12.88 AU

Year: 17305 Days

Day: 21.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 31,849,125 km

• M1: 61,784 km (0.073 R)
• M2: 260,001 km (0.116 R)
• M3: 578,495 km (0.118 R)
• M4: 959,670 km (0.03 R)
• M5: 1,571,974 km (0.079 R)
• M6: 2,184,727 km (0.049 R)
• M7: 2,635,316 km (0.041 R)
• M8: 3,576,735 km (0.094 R)
• M9: 3,806,667 km (0.077 R)
• M10: 5,663,027 km (0.119 R)
• M11: 5,936,044 km (0.1 R)
• M12: 8,749,680 km (0.111 R)
• M13: 10,042,954 km (0.118 R)
• M14: 11,396,964 km (0.119 R)
• M15: 13,614,902 km (0.109 R)
• M16: 16,182,151 km (0.064 R)
• M17: 17,374,745 km (0.087 R)
• M18: 18,454,842 km (0.099 R)
• M19: 22,636,103 km (0.034 R)
• M20: 23,224,172 km (0.099 R)
• M21: 25,153,386 km (0.072 R)
• M22: 25,572,858 km (0.079 R)
• M23: 39,154,849 km (0.068 R)
• M24: 40,860,414 km (0.07 R)
• M25: 41,731,672 km (0.057 R)
• M26: 43,210,896 km (0.108 R)
• M27: 44,571,788 km (0.039 R)
• M28: 46,745,295 km (0.087 R)
• M29: 51,470,045 km (0.083 R)
• M30: 58,129,693 km (0.093 R)
• M31: 65,538,378 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.4

Radius: 6.4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 11.31 AU - 11.57 AU

Year: 17396 Days

Day: 15.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,849,125 km

• M1: 92,451 km (0.117 R)
• M2: 535,411 km (0.084 R)
• M3: 1,441,675 km (0.089 R)
• M4: 1,728,304 km (0.101 R)
• M5: 2,974,604 km (0.096 R)
• M6: 4,343,574 km (0.07 R)
• M7: 5,688,758 km (0.088 R)
• M8: 6,907,532 km (0.111 R)
• M9: 8,214,120 km (0.11 R)
• M10: 10,157,396 km (0.092 R)
• M11: 11,450,221 km (0.101 R)
• M12: 13,269,032 km (0.078 R)
• M13: 18,641,839 km (0.025 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 16,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit