🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.5 AU - 0.54 AU

Year: 173 Days

Day: 32.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 24,039,238 km

• M1: 29,620 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.54 AU - 2.34 AU

Year: 1243 Days

Day: 46.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,039,238 km

• M1: 425,905 km (0.108 R)
• M2: 947,104 km (0.028 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.94 AU - 2.06 AU

Year: 1302 Days

Day: 25.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,039,238 km

• M1: 39,344 km (0.106 R)

Asteroid Belt

Center: 3.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 8.2

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.53 AU - 4.59 AU

Year: 4481 Days

Day: 11.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,039,238 km

• M1: 102,475 km (0.114 R)
• M2: 389,852 km (0.071 R)
• M3: 693,685 km (0.087 R)
• M4: 1,055,114 km (0.083 R)
• M5: 1,889,571 km (0.03 R)
• M6: 2,505,016 km (0.095 R)
• M7: 3,167,137 km (0.115 R)
• M8: 5,560,702 km (0.112 R)
• M9: 5,949,657 km (0.068 R)
• M10: 7,053,689 km (0.112 R)
• M11: 8,520,496 km (0.058 R)
• M12: 11,133,223 km (0.115 R)
• M13: 18,856,064 km (0.04 R)
• M14: 24,782,682 km (0.12 R)
• M15: 26,836,063 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 11.5

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.45 AU - 7.09 AU

Year: 8106 Days

Day: 6.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,039,238 km

• M1: 143,016 km (0.07 R)
• M2: 921,822 km (0.045 R)
• M3: 1,332,019 km (0.082 R)
• M4: 2,386,684 km (0.094 R)
• M5: 3,560,579 km (0.046 R)
• M6: 4,165,852 km (0.104 R)
• M7: 5,085,879 km (0.078 R)
• M8: 8,997,863 km (0.098 R)
• M9: 11,617,172 km (0.117 R)
• M10: 13,832,418 km (0.097 R)
• M11: 14,473,893 km (0.095 R)
• M12: 14,896,806 km (0.051 R)
• M13: 15,866,051 km (0.104 R)
• M14: 17,662,871 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.5

Radius: 10.3

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.15 AU - 8.89 AU

Year: 10452 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 164 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 24,039,238 km

• M1: 128,205 km (0.109 R)
• M2: 495,019 km (0.11 R)
• M3: 1,241,363 km (0.115 R)
• M4: 1,751,641 km (0.082 R)
• M5: 2,548,849 km (0.112 R)
• M6: 3,173,868 km (0.115 R)
• M7: 3,670,085 km (0.118 R)
• M8: 4,272,366 km (0.079 R)
• M9: 5,475,731 km (0.111 R)
• M10: 6,050,635 km (0.116 R)
• M11: 6,968,718 km (0.026 R)
• M12: 7,522,080 km (0.043 R)
• M13: 8,406,802 km (0.084 R)
• M14: 8,942,662 km (0.096 R)
• M15: 11,157,608 km (0.093 R)
• M16: 14,585,344 km (0.074 R)
• M17: 16,572,303 km (0.066 R)
• M18: 17,993,183 km (0.076 R)
• M19: 20,274,401 km (0.098 R)
• M20: 20,994,864 km (0.071 R)
• M21: 21,649,505 km (0.065 R)
• M22: 22,402,132 km (0.033 R)
• M23: 23,871,183 km (0.063 R)
• M24: 25,495,666 km (0.066 R)
• M25: 32,516,144 km (0.097 R)
• M26: 33,171,981 km (0.094 R)
• M27: 39,724,219 km (0.072 R)
• M28: 44,496,690 km (0.086 R)
• M29: 45,169,581 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.5

Radius: 9.9

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.96 AU - 11 AU

Year: 12383 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,039,238 km

• M1: 141,819 km (0.051 R)
• M2: 466,147 km (0.097 R)
• M3: 1,111,811 km (0.101 R)
• M4: 2,281,966 km (0.119 R)
• M5: 2,734,350 km (0.104 R)
• M6: 4,937,927 km (0.114 R)
• M7: 5,590,622 km (0.09 R)
• M8: 6,183,778 km (0.108 R)
• M9: 10,010,790 km (0.116 R)
• M10: 14,971,904 km (0.066 R)
• M11: 15,896,719 km (0.049 R)
• M12: 19,559,772 km (0.08 R)
• M13: 21,188,145 km (0.115 R)
• M14: 22,720,177 km (0.084 R)
• M15: 23,371,975 km (0.076 R)
• M16: 26,613,910 km (0.068 R)
• M17: 30,143,971 km (0.104 R)
• M18: 37,727,985 km (0.094 R)
• M19: 41,472,569 km (0.062 R)
• M20: 44,727,968 km (0.036 R)
• M21: 47,845,887 km (0.026 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.1

Radius: 5.6

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.83 AU - 11.87 AU

Year: 15323 Days

Day: 15 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 24,039,238 km

• M1: 69,713 km (0.029 R)
• M2: 358,885 km (0.066 R)
• M3: 566,527 km (0.119 R)
• M4: 990,039 km (0.058 R)
• M5: 1,441,375 km (0.027 R)
• M6: 1,812,378 km (0.075 R)
• M7: 2,225,418 km (0.116 R)
• M8: 2,633,820 km (0.102 R)
• M9: 2,833,234 km (0.094 R)
• M10: 3,389,289 km (0.065 R)
• M11: 4,102,273 km (0.111 R)
• M12: 6,045,848 km (0.116 R)
• M13: 6,237,782 km (0.07 R)
• M14: 10,050,284 km (0.106 R)
• M15: 10,761,622 km (0.104 R)
• M16: 13,418,630 km (0.12 R)
• M17: 13,745,800 km (0.118 R)
• M18: 16,408,642 km (0.105 R)
• M19: 16,707,539 km (0.065 R)
• M20: 17,086,321 km (0.05 R)
• M21: 27,877,862 km (0.104 R)
• M22: 31,290,639 km (0.077 R)
• M23: 31,865,992 km (0.11 R)
• M24: 37,108,051 km (0.067 R)
• M25: 39,999,628 km (0.08 R)
• M26: 40,677,307 km (0.057 R)
• M27: 42,896,741 km (0.082 R)
• M28: 43,749,448 km (0.092 R)
• M29: 44,179,991 km (0.065 R)
• M30: 49,569,554 km (0.104 R)
• M31: 50,508,430 km (0.091 R)
• M32: 51,299,803 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.9

Radius: 5.3

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.27 AU - 12.71 AU

Year: 17923 Days

Day: 17.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,039,238 km

• M1: 97,837 km (0.117 R)
• M2: 656,735 km (0.057 R)
• M3: 1,498,971 km (0.067 R)
• M4: 3,436,712 km (0.116 R)
• M5: 4,298,545 km (0.087 R)
• M6: 4,743,449 km (0.117 R)
• M7: 5,507,446 km (0.098 R)
• M8: 8,113,740 km (0.088 R)
• M9: 8,719,013 km (0.079 R)
• M10: 10,018,719 km (0.086 R)
• M11: 11,181,992 km (0.052 R)
• M12: 13,187,501 km (0.047 R)
• M13: 17,023,340 km (0.097 R)
• M14: 17,776,565 km (0.047 R)
• M15: 18,430,906 km (0.106 R)
• M16: 19,411,221 km (0.074 R)
• M17: 20,233,112 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 11,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit