🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.44 AU - 0.62 AU

Year: 249 Days

Day: 40.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.36 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.1

Radius: 12.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.05 AU - 2.33 AU

Year: 2093 Days

Day: 7.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,543,661 km

• M1: 159,172 km (0.079 R)
• M2: 560,842 km (0.119 R)
• M3: 1,113,756 km (0.063 R)
• M4: 1,815,071 km (0.091 R)
• M5: 3,290,106 km (0.106 R)
• M6: 3,842,571 km (0.06 R)
• M7: 4,980,562 km (0.114 R)
• M8: 8,187,043 km (0.107 R)
• M9: 9,373,354 km (0.079 R)
• M10: 10,489,055 km (0.095 R)
• M11: 11,116,767 km (0.108 R)
• M12: 15,330,042 km (0.092 R)
• M13: 15,946,385 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.9

Radius: 13.2

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.27 AU - 2.97 AU

Year: 2738 Days

Day: 14.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,543,661 km

• M1: 207,791 km (0.11 R)
• M2: 680,970 km (0.09 R)
• M3: 1,163,123 km (0.063 R)
• M4: 1,680,582 km (0.094 R)
• M5: 2,337,467 km (0.115 R)
• M6: 2,855,823 km (0.114 R)
• M7: 3,583,168 km (0.108 R)
• M8: 4,085,219 km (0.115 R)
• M9: 4,520,548 km (0.114 R)
• M10: 5,989,749 km (0.104 R)
• M11: 7,061,468 km (0.057 R)
• M12: 8,325,421 km (0.104 R)
• M13: 9,697,084 km (0.084 R)
• M14: 10,199,433 km (0.112 R)
• M15: 11,047,653 km (0.036 R)
• M16: 11,768,266 km (0.046 R)
• M17: 12,565,174 km (0.118 R)
• M18: 14,217,632 km (0.071 R)
• M19: 16,878,829 km (0.109 R)
• M20: 18,473,392 km (0.097 R)
• M21: 19,489,162 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.4

Radius: 9.1

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.21 AU - 3.53 AU

Year: 3139 Days

Day: 9 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,543,661 km

• M1: 114,592 km (0.119 R)
• M2: 1,023,848 km (0.117 R)
• M3: 1,326,036 km (0.082 R)
• M4: 1,894,507 km (0.112 R)
• M5: 3,012,901 km (0.091 R)
• M6: 4,178,867 km (0.064 R)
• M7: 5,265,995 km (0.101 R)
• M8: 6,017,275 km (0.106 R)
• M9: 6,683,734 km (0.067 R)
• M10: 7,021,675 km (0.109 R)
• M11: 9,488,694 km (0.107 R)
• M12: 10,084,093 km (0.067 R)
• M13: 12,836,694 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.4

Radius: 7.2

Gravity: 16.13 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.22 AU - 7.3 AU

Year: 12630 Days

Day: 15.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 38,543,661 km

• M1: 90,656 km (0.064 R)
• M2: 532,718 km (0.098 R)
• M3: 990,338 km (0.092 R)
• M4: 2,459,688 km (0.108 R)
• M5: 2,996,146 km (0.103 R)
• M6: 3,745,482 km (0.096 R)
• M7: 5,500,115 km (0.077 R)
• M8: 6,374,964 km (0.052 R)
• M9: 6,782,917 km (0.055 R)
• M10: 8,349,506 km (0.093 R)
• M11: 10,985,271 km (0.083 R)
• M12: 11,994,907 km (0.044 R)
• M13: 12,743,943 km (0.049 R)
• M14: 13,993,235 km (0.076 R)
• M15: 14,823,055 km (0.095 R)
• M16: 20,329,154 km (0.115 R)
• M17: 21,392,645 km (0.035 R)
• M18: 22,029,932 km (0.117 R)
• M19: 23,533,839 km (0.06 R)
• M20: 24,904,904 km (0.116 R)
• M21: 26,224,956 km (0.041 R)
• M22: 26,536,119 km (0.118 R)
• M23: 27,805,307 km (0.112 R)
• M24: 30,350,266 km (0.091 R)
• M25: 32,926,043 km (0.086 R)
• M26: 33,288,219 km (0.099 R)
• M27: 33,897,681 km (0.104 R)
• M28: 35,013,531 km (0.083 R)
• M29: 36,025,710 km (0.092 R)
• M30: 36,668,233 km (0.072 R)
• M31: 37,580,481 km (0.111 R)
• M32: 38,507,689 km (0.118 R)
• M33: 39,314,620 km (0.117 R)
• M34: 43,955,146 km (0.115 R)
• M35: 46,029,619 km (0.108 R)
• M36: 51,661,680 km (0.043 R)
• M37: 59,862,486 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.5

Radius: 3.7

Gravity: 38.24 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.89 AU - 7.77 AU

Year: 12814 Days

Day: 15.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,543,661 km

• M1: 49,068 km (0.058 R)
• M2: 273,914 km (0.118 R)
• M3: 618,886 km (0.079 R)
• M4: 778,059 km (0.056 R)
• M5: 902,524 km (0.091 R)
• M6: 1,555,219 km (0.107 R)
• M7: 1,852,171 km (0.076 R)
• M8: 3,376,723 km (0.112 R)
• M9: 8,500,001 km (0.066 R)
• M10: 9,166,011 km (0.116 R)
• M11: 10,547,099 km (0.119 R)
• M12: 15,031,744 km (0.116 R)
• M13: 15,442,839 km (0.11 R)
• M14: 16,359,425 km (0.115 R)
• M15: 19,406,135 km (0.028 R)
• M16: 20,140,212 km (0.109 R)
• M17: 20,639,869 km (0.108 R)
• M18: 21,837,549 km (0.106 R)
• M19: 22,276,170 km (0.111 R)
• M20: 24,090,044 km (0.107 R)
• M21: 30,661,430 km (0.086 R)
• M22: 33,943,158 km (0.072 R)
• M23: 43,637,100 km (0.034 R)
• M24: 43,775,628 km (0.088 R)
• M25: 49,110,139 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.3

Radius: 3.7

Gravity: 49.62 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.15 AU - 8.59 AU

Year: 14255 Days

Day: 23.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 38,543,661 km

• M1: 51,162 km (0.115 R)
• M2: 182,061 km (0.047 R)
• M3: 348,563 km (0.045 R)
• M4: 480,957 km (0.043 R)
• M5: 725,998 km (0.071 R)
• M6: 1,159,234 km (0.07 R)
• M7: 1,712,297 km (0.088 R)
• M8: 2,280,021 km (0.113 R)
• M9: 5,485,754 km (0.107 R)
• M10: 7,517,891 km (0.112 R)
• M11: 7,745,280 km (0.115 R)
• M12: 8,700,612 km (0.117 R)
• M13: 9,519,511 km (0.064 R)
• M14: 10,500,723 km (0.055 R)
• M15: 12,157,969 km (0.085 R)
• M16: 12,282,584 km (0.055 R)
• M17: 12,471,226 km (0.065 R)
• M18: 15,390,629 km (0.045 R)
• M19: 18,984,867 km (0.075 R)
• M20: 19,237,089 km (0.118 R)
• M21: 20,267,968 km (0.101 R)
• M22: 20,975,417 km (0.091 R)
• M23: 21,516,662 km (0.025 R)
• M24: 23,677,902 km (0.094 R)
• M25: 23,872,379 km (0.059 R)
• M26: 24,561,427 km (0.084 R)
• M27: 27,237,434 km (0.079 R)
• M28: 28,316,334 km (0.081 R)
• M29: 29,088,259 km (0.103 R)
• M30: 30,674,146 km (0.117 R)
• M31: 31,021,213 km (0.105 R)
• M32: 33,525,182 km (0.058 R)
• M33: 33,893,492 km (0.103 R)
• M34: 39,473,792 km (0.103 R)
• M35: 47,002,155 km (0.108 R)
• M36: 55,090,912 km (0.117 R)
• M37: 58,569,960 km (0.077 R)
• M38: 59,821,496 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.1

Radius: 3.7

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.24 AU - 12.28 AU

Year: 21220 Days

Day: 17.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,543,661 km

• M1: 46,076 km (0.108 R)
• M2: 539,300 km (0.104 R)
• M3: 984,952 km (0.112 R)
• M4: 3,236,700 km (0.117 R)
• M5: 4,630,952 km (0.114 R)
• M6: 4,858,191 km (0.108 R)
• M7: 5,648,666 km (0.118 R)
• M8: 10,090,676 km (0.082 R)
• M9: 23,191,260 km (0.111 R)
• M10: 35,073,221 km (0.098 R)
• M11: 37,287,120 km (0.084 R)
• M12: 38,198,171 km (0.095 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 19,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit