🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.55 AU - 0.59 AU

Year: 278 Days

Day: 20.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.9

Radius: 13.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.76 AU - 0.86 AU

Year: 471 Days

Day: 9.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,291,995 km

• M1: 170,392 km (0.088 R)
• M2: 720,164 km (0.111 R)
• M3: 1,146,668 km (0.082 R)
• M4: 1,624,633 km (0.105 R)
• M5: 2,059,963 km (0.076 R)
• M6: 2,544,211 km (0.098 R)
• M7: 3,330,049 km (0.12 R)
• M8: 5,135,695 km (0.043 R)
• M9: 5,714,489 km (0.074 R)
• M10: 6,280,119 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.8

Radius: 14.2

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.66 AU - 1.08 AU

Year: 524 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,291,995 km

• M1: 176,675 km (0.103 R)
• M2: 891,753 km (0.077 R)
• M3: 1,613,413 km (0.057 R)
• M4: 2,290,194 km (0.071 R)
• M5: 2,805,558 km (0.073 R)
• M6: 3,410,233 km (0.076 R)
• M7: 4,220,455 km (0.113 R)
• M8: 4,868,962 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37

Radius: 9.5

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.74 AU - 1.04 AU

Year: 542 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 70,291,995 km

• M1: 121,025 km (0.089 R)
• M2: 606,470 km (0.053 R)
• M3: 1,097,749 km (0.113 R)
• M4: 1,560,306 km (0.078 R)
• M5: 2,543,762 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.4

Radius: 11.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.27 AU - 1.43 AU

Year: 1013 Days

Day: 13.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,291,995 km

• M1: 143,165 km (0.091 R)
• M2: 619,335 km (0.096 R)
• M3: 1,084,884 km (0.102 R)
• M4: 1,783,955 km (0.049 R)
• M5: 2,440,540 km (0.062 R)
• M6: 2,857,319 km (0.074 R)
• M7: 3,696,414 km (0.034 R)
• M8: 4,417,625 km (0.062 R)
• M9: 4,872,702 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.8

Radius: 12.2

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.26 AU - 1.5 AU

Year: 1047 Days

Day: 14.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,291,995 km

• M1: 152,291 km (0.062 R)
• M2: 580,440 km (0.061 R)
• M3: 1,003,503 km (0.103 R)
• M4: 2,032,885 km (0.118 R)
• M5: 3,000,335 km (0.033 R)
• M6: 3,596,183 km (0.106 R)
• M7: 4,336,543 km (0.08 R)
• M8: 5,081,690 km (0.105 R)
• M9: 5,505,202 km (0.117 R)
• M10: 6,078,311 km (0.105 R)
• M11: 8,483,396 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.4

Radius: 8.2

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.34 AU - 2.88 AU

Year: 2723 Days

Day: 6.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,291,995 km

• M1: 103,372 km (0.06 R)
• M2: 861,235 km (0.102 R)
• M3: 1,158,636 km (0.107 R)
• M4: 1,469,799 km (0.089 R)
• M5: 1,793,978 km (0.097 R)
• M6: 2,214,348 km (0.107 R)
• M7: 2,507,859 km (0.089 R)
• M8: 3,173,868 km (0.059 R)
• M9: 5,306,984 km (0.105 R)
• M10: 5,718,379 km (0.094 R)
• M11: 6,324,848 km (0.119 R)
• M12: 7,027,210 km (0.03 R)
• M13: 7,551,850 km (0.034 R)
• M14: 8,898,829 km (0.047 R)
• M15: 10,052,079 km (0.089 R)
• M16: 10,611,276 km (0.097 R)
• M17: 11,791,454 km (0.099 R)
• M18: 12,572,355 km (0.12 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.5

Radius: 11

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.97 AU - 6.09 AU

Year: 8397 Days

Day: 10.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,291,995 km

• M1: 137,630 km (0.116 R)
• M2: 520,900 km (0.075 R)
• M3: 895,642 km (0.094 R)
• M4: 1,254,977 km (0.09 R)
• M5: 1,601,894 km (0.115 R)
• M6: 2,441,886 km (0.102 R)
• M7: 3,014,247 km (0.055 R)
• M8: 3,974,367 km (0.06 R)
• M9: 4,455,773 km (0.09 R)
• M10: 4,856,844 km (0.097 R)
• M11: 5,219,769 km (0.098 R)
• M12: 6,242,420 km (0.048 R)
• M13: 7,083,908 km (0.098 R)
• M14: 9,081,788 km (0.107 R)
• M15: 9,635,000 km (0.081 R)
• M16: 10,758,032 km (0.077 R)
• M17: 11,536,090 km (0.082 R)
• M18: 12,407,049 km (0.107 R)
• M19: 13,735,029 km (0.096 R)
• M20: 14,218,530 km (0.106 R)
• M21: 15,028,303 km (0.099 R)
• M22: 16,000,689 km (0.104 R)
• M23: 18,946,271 km (0.108 R)
• M24: 19,926,736 km (0.096 R)
• M25: 20,546,819 km (0.117 R)
• M26: 21,099,732 km (0.071 R)
• M27: 22,401,084 km (0.106 R)
• M28: 24,276,892 km (0.093 R)
• M29: 26,440,077 km (0.114 R)
• M30: 27,568,644 km (0.109 R)
• M31: 29,921,519 km (0.119 R)
• M32: 34,466,601 km (0.04 R)
• M33: 37,077,084 km (0.11 R)
• M34: 37,661,563 km (0.109 R)
• M35: 39,694,897 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.9

Radius: 4.7

Gravity: 35.62 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.87 AU - 9.53 AU

Year: 16569 Days

Day: 21.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 70,291,995 km

• M1: 64,477 km (0.114 R)
• M2: 325,076 km (0.113 R)
• M3: 1,053,767 km (0.058 R)
• M4: 1,519,017 km (0.116 R)
• M5: 2,012,241 km (0.118 R)
• M6: 2,171,114 km (0.098 R)
• M7: 2,381,449 km (0.11 R)
• M8: 3,018,436 km (0.09 R)
• M9: 3,335,285 km (0.109 R)
• M10: 4,035,253 km (0.06 R)
• M11: 4,256,807 km (0.095 R)
• M12: 4,519,800 km (0.106 R)
• M13: 5,412,002 km (0.041 R)
• M14: 5,564,891 km (0.062 R)
• M15: 5,959,979 km (0.092 R)
• M16: 6,939,396 km (0.064 R)
• M17: 8,170,587 km (0.103 R)
• M18: 8,576,895 km (0.115 R)
• M19: 9,374,999 km (0.116 R)
• M20: 9,763,954 km (0.118 R)
• M21: 11,056,330 km (0.051 R)
• M22: 14,336,712 km (0.075 R)
• M23: 17,787,935 km (0.095 R)
• M24: 20,158,612 km (0.081 R)
• M25: 21,182,161 km (0.119 R)
• M26: 23,840,216 km (0.079 R)
• M27: 25,089,807 km (0.112 R)
• M28: 27,832,085 km (0.101 R)
• M29: 28,059,773 km (0.094 R)
• M30: 35,215,040 km (0.049 R)
• M31: 36,833,240 km (0.066 R)
• M32: 42,133,791 km (0.093 R)
• M33: 44,575,229 km (0.095 R)
• M34: 45,043,320 km (0.114 R)
• M35: 47,432,847 km (0.104 R)
• M36: 48,247,707 km (0.035 R)
• M37: 48,576,224 km (0.065 R)
• M38: 51,944,420 km (0.118 R)
• M39: 55,285,239 km (0.114 R)
• M40: 58,766,382 km (0.103 R)
• M41: 65,355,570 km (0.076 R)
• M42: 66,161,753 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 17,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit