🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.55 AU - 0.71 AU

Year: 174 Days

Day: 32.2 Hours

Environment

Temp: 202 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.69 AU - 0.77 AU

Year: 217 Days

Day: 34.2 Hours

Environment

Temp: 183 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.64 AU - 5.18 AU

Year: 3789 Days

Day: 32.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,811,746 km

• M1: 622,178 km (0.118 R)

Asteroid Belt

Center: 5.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.5

Radius: 13.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.24 AU - 8.1 AU

Year: 5999 Days

Day: 13.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,811,746 km

• M1: 174,132 km (0.052 R)
• M2: 602,281 km (0.081 R)
• M3: 1,112,709 km (0.043 R)
• M4: 1,589,328 km (0.115 R)
• M5: 2,552,588 km (0.071 R)
• M6: 3,764,331 km (0.104 R)
• M7: 4,740,158 km (0.074 R)
• M8: 5,878,149 km (0.117 R)
• M9: 7,259,835 km (0.096 R)
• M10: 12,058,037 km (0.105 R)
• M11: 13,843,787 km (0.051 R)
• M12: 16,511,117 km (0.037 R)
• M13: 20,254,205 km (0.052 R)
• M14: 21,236,016 km (0.097 R)
• M15: 22,322,994 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.5

Radius: 12.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.4 AU - 7.94 AU

Year: 5999 Days

Day: 13.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,811,746 km

• M1: 159,172 km (0.1 R)
• M2: 645,066 km (0.045 R)
• M3: 1,881,941 km (0.08 R)
• M4: 2,402,093 km (0.111 R)
• M5: 3,272,005 km (0.108 R)
• M6: 5,573,867 km (0.12 R)
• M7: 6,992,653 km (0.06 R)
• M8: 8,367,906 km (0.116 R)
• M9: 10,804,108 km (0.1 R)
• M10: 11,890,039 km (0.061 R)
• M11: 19,301,416 km (0.088 R)
• M12: 19,778,334 km (0.111 R)
• M13: 21,545,983 km (0.045 R)
• M14: 23,803,415 km (0.08 R)
• M15: 24,829,058 km (0.104 R)
• M16: 27,223,073 km (0.033 R)
• M17: 28,519,936 km (0.09 R)
• M18: 30,312,568 km (0.103 R)
• M19: 30,957,335 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.7

Radius: 14.5

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.75 AU - 7.93 AU

Year: 6230 Days

Day: 11.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,811,746 km

• M1: 181,163 km (0.113 R)
• M2: 886,068 km (0.088 R)
• M3: 1,975,141 km (0.091 R)
• M4: 3,395,572 km (0.063 R)
• M5: 6,021,314 km (0.106 R)
• M6: 7,710,125 km (0.099 R)
• M7: 8,188,090 km (0.117 R)
• M8: 9,788,189 km (0.083 R)
• M9: 10,883,095 km (0.07 R)
• M10: 12,758,604 km (0.094 R)
• M11: 14,064,743 km (0.118 R)
• M12: 14,720,131 km (0.051 R)
• M13: 16,545,973 km (0.108 R)
• M14: 17,411,846 km (0.06 R)
• M15: 18,731,449 km (0.117 R)
• M16: 20,720,203 km (0.095 R)
• M17: 21,883,925 km (0.113 R)
• M18: 25,374,791 km (0.076 R)
• M19: 26,526,545 km (0.092 R)
• M20: 27,435,950 km (0.101 R)
• M21: 30,882,984 km (0.077 R)
• M22: 33,021,935 km (0.109 R)
• M23: 35,695,099 km (0.077 R)
• M24: 37,707,041 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.2

Radius: 11.5

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.9 AU - 13.42 AU

Year: 16626 Days

Day: 13.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,811,746 km

• M1: 143,016 km (0.113 R)
• M2: 599,289 km (0.071 R)
• M3: 1,080,545 km (0.041 R)
• M4: 1,699,432 km (0.094 R)
• M5: 2,500,229 km (0.119 R)
• M6: 2,889,932 km (0.108 R)
• M7: 5,377,295 km (0.052 R)
• M8: 5,992,442 km (0.108 R)
• M9: 6,442,283 km (0.034 R)
• M10: 8,830,014 km (0.083 R)
• M11: 9,413,745 km (0.111 R)
• M12: 12,528,223 km (0.104 R)
• M13: 13,129,607 km (0.119 R)
• M14: 15,349,340 km (0.048 R)
• M15: 15,883,255 km (0.079 R)
• M16: 16,988,484 km (0.102 R)
• M17: 18,483,715 km (0.09 R)
• M18: 19,706,079 km (0.114 R)
• M19: 21,074,750 km (0.113 R)
• M20: 25,666,806 km (0.095 R)
• M21: 26,311,124 km (0.078 R)
• M22: 31,006,552 km (0.119 R)
• M23: 31,983,726 km (0.105 R)
• M24: 34,128,061 km (0.111 R)
• M25: 42,912,299 km (0.115 R)
• M26: 46,303,533 km (0.096 R)
• M27: 52,060,508 km (0.111 R)
• M28: 53,093,182 km (0.097 R)
• M29: 54,139,320 km (0.04 R)
• M30: 55,734,332 km (0.101 R)
• M31: 59,577,352 km (0.12 R)
• M32: 64,181,675 km (0.07 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 13,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit