🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.75 AU - 1.21 AU

Year: 427 Days

Day: 33.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,216,587 km

• M1: 50,115 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.2 AU - 1.74 AU

Year: 784 Days

Day: 18.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,216,587 km

• M1: 45,179 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.7 AU - 1.92 AU

Year: 1071 Days

Day: 29.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338

Radius: 11.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.27 AU - 5.31 AU

Year: 4610 Days

Day: 8.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 79.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,216,587 km

• M1: 144,212 km (0.105 R)
• M2: 512,223 km (0.083 R)
• M3: 1,772,735 km (0.115 R)
• M4: 2,177,098 km (0.102 R)
• M5: 2,643,544 km (0.111 R)
• M6: 3,338,576 km (0.095 R)
• M7: 3,819,982 km (0.097 R)
• M8: 4,995,223 km (0.058 R)
• M9: 5,680,082 km (0.081 R)
• M10: 6,778,579 km (0.094 R)
• M11: 8,047,169 km (0.109 R)
• M12: 8,596,791 km (0.097 R)
• M13: 9,430,500 km (0.113 R)
• M14: 10,002,862 km (0.085 R)
• M15: 10,883,993 km (0.12 R)
• M16: 11,772,604 km (0.106 R)
• M17: 12,663,310 km (0.057 R)
• M18: 13,219,066 km (0.11 R)
• M19: 14,033,926 km (0.076 R)
• M20: 15,396,762 km (0.081 R)
• M21: 17,012,270 km (0.116 R)
• M22: 20,641,215 km (0.074 R)
• M23: 21,152,541 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 11.1

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.59 AU - 7.19 AU

Year: 6285 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,216,587 km

• M1: 152,440 km (0.088 R)
• M2: 776,862 km (0.078 R)
• M3: 1,530,835 km (0.114 R)
• M4: 1,943,725 km (0.111 R)
• M5: 2,960,991 km (0.115 R)
• M6: 3,900,016 km (0.039 R)
• M7: 5,361,588 km (0.114 R)
• M8: 6,295,527 km (0.109 R)
• M9: 7,839,976 km (0.103 R)
• M10: 9,329,522 km (0.032 R)
• M11: 10,496,834 km (0.073 R)
• M12: 11,856,678 km (0.097 R)
• M13: 12,452,377 km (0.105 R)
• M14: 18,746,708 km (0.104 R)
• M15: 21,027,178 km (0.091 R)
• M16: 25,473,376 km (0.119 R)
• M17: 27,483,672 km (0.085 R)
• M18: 30,972,594 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.8

Radius: 8.3

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.04 AU - 9.32 AU

Year: 11245 Days

Day: 7.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,216,587 km

• M1: 104,868 km (0.102 R)
• M2: 386,561 km (0.036 R)
• M3: 649,554 km (0.093 R)
• M4: 3,110,888 km (0.092 R)
• M5: 4,584,876 km (0.055 R)
• M6: 5,319,102 km (0.116 R)
• M7: 6,266,206 km (0.114 R)
• M8: 7,094,081 km (0.071 R)
• M9: 17,741,410 km (0.049 R)
• M10: 21,768,884 km (0.12 R)
• M11: 28,603,861 km (0.117 R)
• M12: 31,471,652 km (0.105 R)
• M13: 35,622,993 km (0.114 R)
• M14: 38,351,209 km (0.047 R)
• M15: 39,409,165 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.8

Radius: 4.5

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.36 AU - 11.98 AU

Year: 14261 Days

Day: 21.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,216,587 km

• M1: 67,469 km (0.096 R)
• M2: 390,750 km (0.088 R)
• M3: 628,461 km (0.078 R)
• M4: 899,532 km (0.111 R)
• M5: 1,040,902 km (0.115 R)
• M6: 1,221,018 km (0.116 R)
• M7: 1,826,291 km (0.076 R)
• M8: 2,571,587 km (0.117 R)
• M9: 5,221,863 km (0.093 R)
• M10: 6,539,521 km (0.115 R)
• M11: 7,518,490 km (0.036 R)
• M12: 9,140,579 km (0.11 R)
• M13: 12,704,749 km (0.106 R)
• M14: 12,939,318 km (0.055 R)
• M15: 15,314,184 km (0.064 R)
• M16: 25,426,701 km (0.075 R)
• M17: 28,510,512 km (0.064 R)
• M18: 32,813,994 km (0.08 R)
• M19: 39,239,372 km (0.12 R)
• M20: 40,238,686 km (0.077 R)
• M21: 45,218,051 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860

Radius: 7.4

Gravity: 15.7 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.46 AU - 11.34 AU

Year: 15824 Days

Day: 19.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,216,587 km

• M1: 94,546 km (0.049 R)
• M2: 412,741 km (0.092 R)
• M3: 890,855 km (0.075 R)
• M4: 1,268,590 km (0.049 R)
• M5: 2,411,518 km (0.078 R)
• M6: 4,093,746 km (0.108 R)
• M7: 4,413,736 km (0.067 R)
• M8: 4,854,750 km (0.093 R)
• M9: 5,287,387 km (0.118 R)
• M10: 5,864,237 km (0.116 R)
• M11: 6,355,217 km (0.106 R)
• M12: 6,873,274 km (0.065 R)
• M13: 7,372,632 km (0.059 R)
• M14: 7,607,351 km (0.051 R)
• M15: 8,392,740 km (0.117 R)
• M16: 8,700,762 km (0.052 R)
• M17: 11,134,121 km (0.066 R)
• M18: 12,144,954 km (0.041 R)
• M19: 12,672,735 km (0.046 R)
• M20: 22,336,608 km (0.099 R)
• M21: 24,663,902 km (0.09 R)
• M22: 25,296,551 km (0.079 R)
• M23: 35,061,552 km (0.096 R)
• M24: 35,727,263 km (0.115 R)
• M25: 37,913,935 km (0.097 R)
• M26: 41,952,778 km (0.069 R)
• M27: 44,384,641 km (0.094 R)
• M28: 51,212,886 km (0.115 R)
• M29: 54,519,298 km (0.118 R)
• M30: 55,233,179 km (0.113 R)
• M31: 66,497,600 km (0.12 R)
• M32: 67,312,460 km (0.106 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 14,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit