🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.73 AU - 1.05 AU

Year: 310 Days

Day: 22.7 Hours

Environment

Temp: 147 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.84 AU - 2.12 AU

Year: 1028 Days

Day: 17.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,027,333 km

• M1: 456,274 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.29 AU - 2.95 AU

Year: 1565 Days

Day: 29.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.21 AU - 3.59 AU

Year: 2313 Days

Day: 25.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.4

Radius: 14.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.53 AU - 8.85 AU

Year: 8648 Days

Day: 14 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,027,333 km

• M1: 179,069 km (0.068 R)
• M2: 702,811 km (0.107 R)
• M3: 1,811,630 km (0.096 R)
• M4: 2,503,670 km (0.11 R)
• M5: 3,390,636 km (0.077 R)
• M6: 4,590,710 km (0.108 R)
• M7: 6,023,708 km (0.108 R)
• M8: 6,993,850 km (0.055 R)
• M9: 9,018,358 km (0.105 R)
• M10: 9,948,109 km (0.088 R)
• M11: 11,043,614 km (0.094 R)
• M12: 12,163,055 km (0.045 R)
• M13: 13,123,623 km (0.046 R)
• M14: 14,689,913 km (0.086 R)
• M15: 15,779,284 km (0.038 R)
• M16: 17,268,381 km (0.038 R)
• M17: 20,058,382 km (0.097 R)
• M18: 21,804,488 km (0.106 R)
• M19: 27,554,282 km (0.094 R)
• M20: 30,011,726 km (0.056 R)
• M21: 31,974,750 km (0.089 R)
• M22: 32,505,224 km (0.109 R)
• M23: 34,353,057 km (0.071 R)
• M24: 36,270,004 km (0.097 R)
• M25: 38,735,227 km (0.1 R)
• M26: 40,316,177 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850

Radius: 13.5

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.89 AU - 9.95 AU

Year: 10667 Days

Day: 11.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,027,333 km

• M1: 169,644 km (0.071 R)
• M2: 664,364 km (0.095 R)
• M3: 1,488,948 km (0.116 R)
• M4: 2,689,919 km (0.101 R)
• M5: 3,179,553 km (0.048 R)
• M6: 4,765,590 km (0.079 R)
• M7: 5,592,567 km (0.088 R)
• M8: 6,949,419 km (0.05 R)
• M9: 9,939,582 km (0.117 R)
• M10: 11,980,097 km (0.12 R)
• M11: 14,023,903 km (0.05 R)
• M12: 15,094,425 km (0.099 R)
• M13: 17,098,139 km (0.035 R)
• M14: 19,112,175 km (0.115 R)
• M15: 21,366,615 km (0.09 R)
• M16: 22,244,904 km (0.119 R)
• M17: 23,147,129 km (0.072 R)
• M18: 24,641,163 km (0.111 R)
• M19: 26,099,443 km (0.102 R)
• M20: 28,446,334 km (0.113 R)
• M21: 31,827,545 km (0.106 R)
• M22: 33,205,491 km (0.117 R)
• M23: 38,599,542 km (0.117 R)
• M24: 40,965,283 km (0.071 R)
• M25: 41,639,221 km (0.099 R)
• M26: 42,732,931 km (0.059 R)
• M27: 43,426,167 km (0.115 R)
• M28: 45,407,142 km (0.088 R)
• M29: 51,711,197 km (0.07 R)
• M30: 52,974,700 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884

Radius: 3.4

Gravity: 76.47 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 13.42 AU - 17.42 AU

Year: 22341 Days

Day: 21.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,027,333 km

• M1: 42,336 km (0.085 R)
• M2: 261,647 km (0.105 R)
• M3: 367,861 km (0.104 R)
• M4: 480,209 km (0.065 R)
• M5: 634,594 km (0.078 R)
• M6: 2,621,553 km (0.028 R)
• M7: 5,169,055 km (0.118 R)
• M8: 6,008,000 km (0.111 R)
• M9: 6,933,712 km (0.089 R)
• M10: 9,297,358 km (0.07 R)
• M11: 10,211,999 km (0.111 R)
• M12: 11,728,473 km (0.1 R)
• M13: 13,089,365 km (0.117 R)
• M14: 19,200,887 km (0.062 R)
• M15: 33,037,942 km (0.031 R)
• M16: 41,536,597 km (0.118 R)
• M17: 42,182,411 km (0.085 R)
• M18: 45,001,882 km (0.049 R)
• M19: 45,341,768 km (0.119 R)
• M20: 67,883,923 km (0.084 R)
• M21: 71,976,024 km (0.078 R)
• M22: 89,184,566 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.1

Radius: 5.5

Gravity: 17.89 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 15.7 AU - 21.78 AU

Year: 29932 Days

Day: 16.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,027,333 km

• M1: 68,665 km (0.104 R)
• M2: 252,372 km (0.094 R)
• M3: 804,089 km (0.111 R)
• M4: 1,292,526 km (0.109 R)
• M5: 1,858,454 km (0.117 R)
• M6: 2,265,061 km (0.12 R)
• M7: 2,601,208 km (0.117 R)
• M8: 3,373,133 km (0.072 R)
• M9: 3,844,516 km (0.115 R)
• M10: 4,044,977 km (0.117 R)
• M11: 5,035,165 km (0.036 R)
• M12: 5,650,162 km (0.058 R)
• M13: 6,499,429 km (0.079 R)
• M14: 8,392,441 km (0.114 R)
• M15: 9,923,874 km (0.08 R)
• M16: 12,483,344 km (0.109 R)
• M17: 14,468,358 km (0.071 R)
• M18: 18,384,531 km (0.075 R)
• M19: 21,984,753 km (0.058 R)
• M20: 22,304,444 km (0.035 R)
• M21: 23,614,323 km (0.101 R)
• M22: 24,744,236 km (0.067 R)
• M23: 29,755,465 km (0.109 R)
• M24: 32,842,567 km (0.104 R)
• M25: 37,635,384 km (0.055 R)
• M26: 38,399,829 km (0.086 R)
• M27: 38,863,582 km (0.111 R)
• M28: 39,959,985 km (0.083 R)
• M29: 40,595,776 km (0.079 R)
• M30: 49,302,073 km (0.045 R)
• M31: 53,030,351 km (0.076 R)
• M32: 53,221,537 km (0.101 R)
• M33: 59,585,580 km (0.05 R)
• M34: 60,623,640 km (0.098 R)
• M35: 67,779,055 km (0.117 R)
• M36: 69,137,853 km (0.107 R)
• M37: 70,745,731 km (0.08 R)
• M38: 74,275,044 km (0.103 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: 462 - 12,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit