🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.76 AU - 1.04 AU

Year: 297 Days

Day: 16.2 Hours

Environment

Temp: 191 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.49 AU - 2.55 AU

Year: 1393 Days

Day: 28.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,480,951 km

• M1: 710,141 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150

Radius: 12

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.85 AU - 8.73 AU

Year: 6855 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,480,951 km

• M1: 174,282 km (0.111 R)
• M2: 598,242 km (0.049 R)
• M3: 1,190,201 km (0.083 R)
• M4: 1,825,992 km (0.085 R)
• M5: 2,306,799 km (0.102 R)
• M6: 2,855,375 km (0.113 R)
• M7: 4,302,884 km (0.089 R)
• M8: 4,920,424 km (0.111 R)
• M9: 5,596,307 km (0.114 R)
• M10: 6,534,585 km (0.035 R)
• M11: 7,967,283 km (0.093 R)
• M12: 10,454,647 km (0.102 R)
• M13: 10,900,898 km (0.116 R)
• M14: 11,487,321 km (0.102 R)
• M15: 14,689,913 km (0.107 R)
• M16: 15,509,858 km (0.114 R)
• M17: 18,269,939 km (0.104 R)
• M18: 19,643,248 km (0.099 R)
• M19: 21,020,296 km (0.066 R)
• M20: 21,536,708 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.4

Radius: 10

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.44 AU - 8.36 AU

Year: 7010 Days

Day: 5.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,480,951 km

• M1: 154,235 km (0.045 R)
• M2: 614,548 km (0.028 R)
• M3: 1,007,392 km (0.083 R)
• M4: 1,837,810 km (0.066 R)
• M5: 2,801,220 km (0.081 R)
• M6: 3,181,199 km (0.026 R)
• M7: 4,284,333 km (0.048 R)
• M8: 4,703,806 km (0.032 R)
• M9: 5,274,223 km (0.077 R)
• M10: 6,303,755 km (0.116 R)
• M11: 7,111,883 km (0.09 R)
• M12: 9,158,980 km (0.052 R)
• M13: 10,441,034 km (0.102 R)
• M14: 11,893,031 km (0.118 R)
• M15: 12,667,499 km (0.1 R)
• M16: 14,813,480 km (0.103 R)
• M17: 15,193,309 km (0.106 R)
• M18: 15,579,721 km (0.068 R)
• M19: 15,906,742 km (0.098 R)
• M20: 16,846,665 km (0.042 R)
• M21: 17,894,448 km (0.104 R)
• M22: 22,027,538 km (0.074 R)
• M23: 24,490,518 km (0.115 R)
• M24: 25,742,951 km (0.118 R)
• M25: 27,225,915 km (0.109 R)
• M26: 27,988,415 km (0.11 R)
• M27: 29,257,753 km (0.101 R)
• M28: 34,498,615 km (0.108 R)
• M29: 36,071,039 km (0.095 R)
• M30: 42,457,521 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.4

Radius: 11.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.93 AU - 12.49 AU

Year: 14858 Days

Day: 6.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 103,480,951 km

• M1: 141,968 km (0.101 R)
• M2: 966,701 km (0.114 R)
• M3: 1,528,292 km (0.118 R)
• M4: 2,947,676 km (0.083 R)
• M5: 3,510,464 km (0.086 R)
• M6: 4,088,360 km (0.112 R)
• M7: 4,637,684 km (0.106 R)
• M8: 5,202,864 km (0.103 R)
• M9: 5,639,391 km (0.082 R)
• M10: 6,897,958 km (0.105 R)
• M11: 8,335,294 km (0.067 R)
• M12: 8,747,137 km (0.06 R)
• M13: 9,661,479 km (0.119 R)
• M14: 10,745,017 km (0.079 R)
• M15: 11,567,356 km (0.118 R)
• M16: 14,093,615 km (0.099 R)
• M17: 15,213,655 km (0.105 R)
• M18: 20,539,638 km (0.103 R)
• M19: 21,719,367 km (0.079 R)
• M20: 24,306,064 km (0.119 R)
• M21: 25,914,390 km (0.093 R)
• M22: 29,976,870 km (0.096 R)
• M23: 30,837,507 km (0.094 R)
• M24: 33,060,980 km (0.102 R)
• M25: 35,867,735 km (0.088 R)
• M26: 40,240,331 km (0.099 R)
• M27: 43,027,639 km (0.074 R)
• M28: 48,394,313 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.9

Radius: 5.1

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 15.22 AU - 17.72 AU

Year: 23277 Days

Day: 19.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 103,480,951 km

• M1: 293,062 km (0.079 R)
• M2: 885,769 km (0.11 R)
• M3: 1,044,642 km (0.113 R)
• M4: 1,575,565 km (0.101 R)
• M5: 1,776,176 km (0.096 R)
• M6: 2,208,962 km (0.045 R)
• M7: 2,616,916 km (0.112 R)
• M8: 3,124,651 km (0.043 R)
• M9: 4,528,477 km (0.106 R)
• M10: 5,149,009 km (0.109 R)
• M11: 6,265,608 km (0.094 R)
• M12: 7,034,690 km (0.057 R)
• M13: 10,923,337 km (0.058 R)
• M14: 11,224,328 km (0.081 R)
• M15: 13,558,055 km (0.109 R)
• M16: 13,765,996 km (0.096 R)
• M17: 15,658,559 km (0.105 R)
• M18: 16,041,380 km (0.074 R)
• M19: 18,555,671 km (0.084 R)
• M20: 22,268,241 km (0.119 R)
• M21: 22,557,863 km (0.076 R)
• M22: 24,965,940 km (0.066 R)
• M23: 26,663,277 km (0.086 R)
• M24: 29,467,041 km (0.049 R)
• M25: 41,618,128 km (0.057 R)
• M26: 43,394,602 km (0.065 R)
• M27: 46,153,037 km (0.115 R)
• M28: 47,575,115 km (0.109 R)
• M29: 50,839,490 km (0.102 R)
• M30: 51,006,441 km (0.107 R)
• M31: 53,728,973 km (0.08 R)
• M32: 54,250,022 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.7

Radius: 3.3

Gravity: 18.43 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 20.4 AU - 20.52 AU

Year: 32229 Days

Day: 21.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,480,951 km

• M1: 135,984 km (0.032 R)
• M2: 358,586 km (0.082 R)
• M3: 730,935 km (0.118 R)
• M4: 1,597,855 km (0.028 R)
• M5: 1,734,139 km (0.112 R)
• M6: 1,841,400 km (0.101 R)
• M7: 9,413,446 km (0.087 R)
• M8: 12,562,182 km (0.1 R)
• M9: 14,961,283 km (0.112 R)
• M10: 16,110,494 km (0.032 R)
• M11: 26,060,847 km (0.082 R)
• M12: 30,636,148 km (0.087 R)
• M13: 40,894,523 km (0.12 R)
• M14: 49,312,096 km (0.095 R)
• M15: 55,701,271 km (0.088 R)
• M16: 63,596,748 km (0.09 R)
• M17: 63,990,340 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.9

Radius: 6.9

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 18.05 AU - 23.63 AU

Year: 33131 Days

Day: 23.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,480,951 km

• M1: 85,869 km (0.12 R)
• M2: 533,616 km (0.108 R)
• M3: 2,529,999 km (0.114 R)
• M4: 3,537,840 km (0.065 R)
• M5: 4,078,337 km (0.119 R)
• M6: 4,481,055 km (0.058 R)
• M7: 5,280,805 km (0.113 R)
• M8: 6,802,814 km (0.081 R)
• M9: 7,211,964 km (0.113 R)
• M10: 7,529,410 km (0.089 R)
• M11: 8,773,915 km (0.098 R)
• M12: 12,626,359 km (0.072 R)
• M13: 13,010,228 km (0.078 R)
• M14: 19,537,781 km (0.026 R)
• M15: 20,155,321 km (0.115 R)
• M16: 21,646,513 km (0.05 R)
• M17: 23,095,817 km (0.057 R)
• M18: 26,062,791 km (0.083 R)
• M19: 29,274,359 km (0.043 R)
• M20: 30,218,620 km (0.088 R)
• M21: 39,487,405 km (0.059 R)
• M22: 41,645,205 km (0.083 R)
• M23: 61,807,258 km (0.078 R)
• M24: 93,869,223 km (0.052 R)
• M25: 99,803,172 km (0.094 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: 163 - 20,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit