🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.48 AU - 0.54 AU

Year: 232 Days

Day: 45.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.49 AU - 0.61 AU

Year: 259 Days

Day: 36.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,325,650 km

• M1: 44,431 km (0.067 R)
• M2: 560,094 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.52 AU - 0.7 AU

Year: 303 Days

Day: 47 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.19 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.3

Radius: 10

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.47 AU - 2.05 AU

Year: 1485 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,325,650 km

• M1: 124,615 km (0.097 R)
• M2: 490,382 km (0.071 R)
• M3: 880,982 km (0.118 R)
• M4: 1,729,950 km (0.101 R)
• M5: 2,078,363 km (0.114 R)
• M6: 2,532,842 km (0.087 R)
• M7: 5,049,676 km (0.104 R)
• M8: 5,875,606 km (0.103 R)
• M9: 6,467,116 km (0.092 R)
• M10: 8,213,073 km (0.102 R)
• M11: 8,812,661 km (0.1 R)
• M12: 9,499,764 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.8

Radius: 12.2

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.44 AU - 2.6 AU

Year: 2544 Days

Day: 9.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,325,650 km

• M1: 151,842 km (0.065 R)
• M2: 571,613 km (0.041 R)
• M3: 965,056 km (0.095 R)
• M4: 1,348,475 km (0.101 R)
• M5: 2,247,259 km (0.091 R)
• M6: 3,942,353 km (0.111 R)
• M7: 5,044,739 km (0.116 R)
• M8: 5,961,475 km (0.046 R)
• M9: 7,238,443 km (0.107 R)
• M10: 7,643,404 km (0.12 R)
• M11: 11,605,952 km (0.084 R)
• M12: 12,001,340 km (0.091 R)
• M13: 14,475,240 km (0.092 R)
• M14: 15,307,752 km (0.043 R)
• M15: 16,318,884 km (0.103 R)
• M16: 16,815,698 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742

Radius: 12.2

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.39 AU - 2.81 AU

Year: 2666 Days

Day: 10.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,325,650 km

• M1: 152,141 km (0.085 R)
• M2: 725,849 km (0.088 R)
• M3: 1,270,984 km (0.112 R)
• M4: 1,771,987 km (0.031 R)
• M5: 2,348,088 km (0.067 R)
• M6: 3,250,762 km (0.103 R)
• M7: 4,161,813 km (0.069 R)
• M8: 4,611,055 km (0.056 R)
• M9: 5,188,054 km (0.086 R)
• M10: 5,607,527 km (0.054 R)
• M11: 6,320,510 km (0.059 R)
• M12: 6,887,037 km (0.079 R)
• M13: 7,611,240 km (0.062 R)
• M14: 8,553,557 km (0.069 R)
• M15: 9,105,873 km (0.076 R)
• M16: 10,708,814 km (0.032 R)
• M17: 13,478,170 km (0.102 R)
• M18: 15,201,836 km (0.067 R)
• M19: 16,325,017 km (0.078 R)
• M20: 17,068,219 km (0.104 R)
• M21: 18,000,663 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.8

Radius: 12

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.27 AU - 3.83 AU

Year: 4253 Days

Day: 14.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,325,650 km

• M1: 160,668 km (0.041 R)
• M2: 544,536 km (0.114 R)
• M3: 952,639 km (0.107 R)
• M4: 1,836,763 km (0.094 R)
• M5: 2,599,712 km (0.109 R)
• M6: 9,569,925 km (0.094 R)
• M7: 10,861,553 km (0.063 R)
• M8: 11,549,404 km (0.117 R)
• M9: 12,009,717 km (0.107 R)
• M10: 13,556,858 km (0.07 R)
• M11: 14,450,406 km (0.073 R)
• M12: 14,985,518 km (0.079 R)
• M13: 15,382,850 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.4

Radius: 13.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.93 AU - 5.57 AU

Year: 6582 Days

Day: 10.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,325,650 km

• M1: 169,494 km (0.084 R)
• M2: 746,942 km (0.095 R)
• M3: 1,270,086 km (0.104 R)
• M4: 2,953,960 km (0.064 R)
• M5: 5,192,392 km (0.111 R)
• M6: 6,092,224 km (0.04 R)
• M7: 7,059,673 km (0.101 R)
• M8: 7,687,835 km (0.05 R)
• M9: 8,127,204 km (0.095 R)
• M10: 8,660,969 km (0.095 R)
• M11: 9,136,989 km (0.12 R)
• M12: 10,012,436 km (0.061 R)
• M13: 11,080,415 km (0.098 R)
• M14: 12,027,370 km (0.095 R)
• M15: 12,721,803 km (0.057 R)
• M16: 13,234,176 km (0.116 R)
• M17: 13,706,905 km (0.06 R)
• M18: 14,798,221 km (0.105 R)
• M19: 15,307,752 km (0.109 R)
• M20: 15,770,608 km (0.115 R)
• M21: 18,485,510 km (0.101 R)
• M22: 18,944,476 km (0.109 R)
• M23: 19,411,072 km (0.085 R)
• M24: 20,646,152 km (0.047 R)
• M25: 21,211,632 km (0.111 R)
• M26: 21,932,993 km (0.032 R)
• M27: 24,195,810 km (0.096 R)
• M28: 24,983,443 km (0.106 R)
• M29: 27,027,698 km (0.043 R)
• M30: 29,358,133 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550

Radius: 5.9

Gravity: 15.8 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.89 AU - 10.21 AU

Year: 20257 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,325,650 km

• M1: 73,752 km (0.12 R)
• M2: 801,396 km (0.105 R)
• M3: 998,117 km (0.094 R)
• M4: 1,200,074 km (0.099 R)
• M5: 1,539,063 km (0.109 R)
• M6: 1,740,272 km (0.092 R)
• M7: 2,474,498 km (0.061 R)
• M8: 3,891,190 km (0.087 R)
• M9: 5,166,063 km (0.088 R)
• M10: 6,267,852 km (0.107 R)
• M11: 6,609,683 km (0.116 R)
• M12: 9,414,344 km (0.093 R)
• M13: 10,621,299 km (0.05 R)
• M14: 14,931,513 km (0.076 R)
• M15: 15,234,150 km (0.098 R)
• M16: 15,695,809 km (0.096 R)
• M17: 17,889,811 km (0.081 R)
• M18: 19,104,097 km (0.104 R)
• M19: 28,365,252 km (0.056 R)
• M20: 28,596,830 km (0.08 R)
• M21: 31,351,375 km (0.092 R)
• M22: 33,497,656 km (0.111 R)
• M23: 34,540,652 km (0.113 R)
• M24: 37,242,839 km (0.062 R)
• M25: 38,080,138 km (0.096 R)
• M26: 38,503,500 km (0.029 R)
• M27: 46,670,347 km (0.064 R)
• M28: 48,134,910 km (0.084 R)
• M29: 50,473,574 km (0.065 R)
• M30: 51,326,730 km (0.119 R)
• M31: 57,385,594 km (0.084 R)
• M32: 58,502,043 km (0.086 R)
• M33: 60,586,390 km (0.033 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 15,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit