🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.56 AU - 0.6 AU

Year: 157 Days

Day: 18.2 Hours

Environment

Temp: 208 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.48 AU - 0.76 AU

Year: 174 Days

Day: 16.8 Hours

Environment

Temp: 236 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.67 AU - 0.77 AU

Year: 218 Days

Day: 44.8 Hours

Environment

Temp: 124 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.1 AU - 5.78 AU

Year: 3914 Days

Day: 19.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,031,803 km

• M1: 4,483,747 km (0.084 R)

Asteroid Belt

Center: 9.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.8

Radius: 5.1

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.14 AU - 18.44 AU

Year: 20274 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,031,803 km

• M1: 63,429 km (0.045 R)
• M2: 407,505 km (0.082 R)
• M3: 1,048,980 km (0.078 R)
• M4: 1,447,509 km (0.101 R)
• M5: 3,452,120 km (0.093 R)
• M6: 6,117,655 km (0.065 R)
• M7: 17,898,787 km (0.106 R)
• M8: 23,425,531 km (0.099 R)
• M9: 30,532,477 km (0.083 R)
• M10: 31,748,109 km (0.051 R)
• M11: 35,347,134 km (0.09 R)
• M12: 40,380,654 km (0.101 R)
• M13: 44,876,668 km (0.059 R)
• M14: 50,301,386 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.6

Radius: 6.4

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.01 AU - 17.79 AU

Year: 21542 Days

Day: 19.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,031,803 km

• M1: 141,071 km (0.025 R)
• M2: 365,916 km (0.109 R)
• M3: 611,406 km (0.066 R)
• M4: 1,208,152 km (0.025 R)
• M5: 1,703,770 km (0.103 R)
• M6: 2,117,408 km (0.106 R)
• M7: 6,296,425 km (0.075 R)
• M8: 8,520,197 km (0.054 R)
• M9: 9,439,177 km (0.106 R)
• M10: 9,836,210 km (0.114 R)
• M11: 10,068,086 km (0.06 R)
• M12: 12,388,948 km (0.096 R)
• M13: 13,565,984 km (0.036 R)
• M14: 14,967,716 km (0.071 R)
• M15: 16,140,563 km (0.072 R)
• M16: 21,837,250 km (0.059 R)
• M17: 23,138,303 km (0.116 R)
• M18: 25,348,013 km (0.075 R)
• M19: 26,336,705 km (0.069 R)
• M20: 27,350,829 km (0.039 R)
• M21: 38,102,428 km (0.104 R)
• M22: 39,690,559 km (0.086 R)
• M23: 42,843,933 km (0.085 R)
• M24: 44,718,843 km (0.105 R)
• M25: 45,355,830 km (0.11 R)
• M26: 49,814,296 km (0.073 R)
• M27: 53,121,157 km (0.08 R)
• M28: 60,168,114 km (0.089 R)
• M29: 60,555,423 km (0.101 R)
• M30: 66,772,262 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.9

Radius: 3.3

Gravity: 15.88 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.4 AU - 18.46 AU

Year: 22663 Days

Day: 17.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,031,803 km

• M1: 41,139 km (0.109 R)
• M2: 145,559 km (0.029 R)
• M3: 517,758 km (0.106 R)
• M4: 668,254 km (0.051 R)
• M5: 1,552,078 km (0.115 R)
• M6: 1,934,899 km (0.052 R)
• M7: 3,693,272 km (0.12 R)
• M8: 4,799,997 km (0.094 R)
• M9: 5,058,353 km (0.097 R)
• M10: 5,463,165 km (0.088 R)
• M11: 9,163,468 km (0.044 R)
• M12: 10,604,095 km (0.117 R)
• M13: 10,821,461 km (0.09 R)
• M14: 12,129,695 km (0.106 R)
• M15: 12,791,067 km (0.036 R)
• M16: 13,099,538 km (0.084 R)
• M17: 15,330,042 km (0.111 R)
• M18: 16,826,918 km (0.089 R)
• M19: 19,778,334 km (0.072 R)
• M20: 25,400,522 km (0.031 R)
• M21: 25,985,749 km (0.091 R)
• M22: 29,047,119 km (0.06 R)
• M23: 29,365,912 km (0.091 R)
• M24: 31,550,640 km (0.113 R)
• M25: 36,118,012 km (0.115 R)
• M26: 37,106,405 km (0.119 R)
• M27: 40,707,525 km (0.101 R)
• M28: 45,242,435 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.5

Radius: 5.7

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 19.28 AU - 21.26 AU

Year: 32529 Days

Day: 24.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,031,803 km

• M1: 76,445 km (0.103 R)
• M2: 266,434 km (0.066 R)
• M3: 630,405 km (0.118 R)
• M4: 1,101,639 km (0.103 R)
• M5: 1,763,609 km (0.094 R)
• M6: 2,442,335 km (0.097 R)
• M7: 2,788,953 km (0.097 R)
• M8: 3,961,352 km (0.065 R)
• M9: 4,196,071 km (0.07 R)
• M10: 4,440,065 km (0.079 R)
• M11: 4,767,684 km (0.09 R)
• M12: 6,241,522 km (0.05 R)
• M13: 7,033,194 km (0.107 R)
• M14: 8,701,959 km (0.092 R)
• M15: 14,303,501 km (0.053 R)
• M16: 15,589,445 km (0.112 R)
• M17: 17,125,964 km (0.103 R)
• M18: 18,021,756 km (0.104 R)
• M19: 18,760,620 km (0.094 R)
• M20: 22,654,054 km (0.086 R)
• M21: 22,867,231 km (0.076 R)
• M22: 24,845,214 km (0.069 R)
• M23: 33,761,397 km (0.106 R)
• M24: 38,094,200 km (0.057 R)
• M25: 38,546,734 km (0.106 R)
• M26: 41,179,806 km (0.099 R)
• M27: 48,723,428 km (0.102 R)
• M28: 49,614,433 km (0.025 R)
• M29: 54,233,267 km (0.108 R)
• M30: 62,623,913 km (0.096 R)
• M31: 67,345,670 km (0.057 R)
• M32: 67,786,236 km (0.098 R)
• M33: 70,244,428 km (0.077 R)
• M34: 77,008,346 km (0.034 R)
• M35: 77,490,201 km (0.086 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 11,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit