🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.47 AU - 0.69 AU

Year: 285 Days

Day: 35.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 87.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,926,765 km

• M1: 110,702 km (0.091 R)

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.6

Radius: 8.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.17 AU - 1.21 AU

Year: 838 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,926,765 km

• M1: 108,159 km (0.09 R)
• M2: 565,181 km (0.109 R)
• M3: 918,681 km (0.12 R)
• M4: 1,373,757 km (0.026 R)
• M5: 1,758,822 km (0.115 R)
• M6: 2,343,301 km (0.049 R)
• M7: 3,165,192 km (0.093 R)
• M8: 4,043,481 km (0.085 R)
• M9: 4,794,911 km (0.115 R)
• M10: 5,433,843 km (0.105 R)
• M11: 5,826,388 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.7

Radius: 15

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.51 AU - 1.77 AU

Year: 1356 Days

Day: 5.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,926,765 km

• M1: 188,194 km (0.095 R)
• M2: 693,386 km (0.088 R)
• M3: 1,505,852 km (0.108 R)
• M4: 2,563,060 km (0.085 R)
• M5: 4,871,206 km (0.12 R)
• M6: 6,207,564 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705

Radius: 10.5

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.54 AU - 1.84 AU

Year: 1419 Days

Day: 8 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,926,765 km

• M1: 130,599 km (0.103 R)
• M2: 468,541 km (0.098 R)
• M3: 939,923 km (0.074 R)
• M4: 2,834,580 km (0.106 R)
• M5: 3,843,468 km (0.097 R)
• M6: 5,784,202 km (0.036 R)
• M7: 7,290,054 km (0.032 R)
• M8: 9,011,925 km (0.109 R)
• M9: 9,536,715 km (0.032 R)
• M10: 10,049,087 km (0.072 R)
• M11: 11,163,891 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 13.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.25 AU - 4.75 AU

Year: 6164 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,926,765 km

• M1: 169,195 km (0.101 R)
• M2: 722,857 km (0.07 R)
• M3: 1,227,301 km (0.107 R)
• M4: 2,569,493 km (0.071 R)
• M5: 3,040,726 km (0.057 R)
• M6: 3,705,988 km (0.039 R)
• M7: 4,652,494 km (0.077 R)
• M8: 5,692,349 km (0.068 R)
• M9: 6,367,334 km (0.1 R)
• M10: 7,724,336 km (0.085 R)
• M11: 8,270,369 km (0.062 R)
• M12: 10,574,774 km (0.113 R)
• M13: 13,950,749 km (0.067 R)
• M14: 16,226,731 km (0.116 R)
• M15: 16,994,318 km (0.105 R)
• M16: 18,879,550 km (0.103 R)
• M17: 20,826,118 km (0.069 R)
• M18: 25,114,939 km (0.11 R)
• M19: 26,055,611 km (0.059 R)
• M20: 26,578,605 km (0.115 R)
• M21: 27,376,111 km (0.093 R)
• M22: 29,019,145 km (0.059 R)
• M23: 31,212,997 km (0.045 R)
• M24: 32,702,095 km (0.115 R)
• M25: 34,655,544 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778

Radius: 14.2

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.94 AU - 6.2 AU

Year: 7371 Days

Day: 5.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,926,765 km

• M1: 176,825 km (0.039 R)
• M2: 803,939 km (0.079 R)
• M3: 1,410,558 km (0.092 R)
• M4: 1,903,783 km (0.114 R)
• M5: 2,816,180 km (0.092 R)
• M6: 3,781,236 km (0.113 R)
• M7: 8,186,594 km (0.074 R)
• M8: 9,907,119 km (0.108 R)
• M9: 10,878,009 km (0.108 R)
• M10: 12,952,483 km (0.117 R)
• M11: 16,909,945 km (0.087 R)
• M12: 18,438,686 km (0.047 R)
• M13: 25,041,487 km (0.088 R)
• M14: 34,684,117 km (0.111 R)
• M15: 39,244,159 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.8

Radius: 12.6

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.45 AU - 7.37 AU

Year: 9277 Days

Day: 9.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,926,765 km

• M1: 159,621 km (0.075 R)
• M2: 661,821 km (0.071 R)
• M3: 1,698,833 km (0.03 R)
• M4: 2,790,000 km (0.05 R)
• M5: 3,331,844 km (0.086 R)
• M6: 3,968,383 km (0.097 R)
• M7: 4,436,774 km (0.067 R)
• M8: 4,912,944 km (0.083 R)
• M9: 6,136,056 km (0.113 R)
• M10: 6,801,018 km (0.05 R)
• M11: 8,317,043 km (0.08 R)
• M12: 9,355,851 km (0.091 R)
• M13: 10,430,712 km (0.093 R)
• M14: 12,221,847 km (0.119 R)
• M15: 14,571,431 km (0.07 R)
• M16: 22,015,571 km (0.112 R)
• M17: 23,406,831 km (0.048 R)
• M18: 24,769,219 km (0.11 R)
• M19: 28,883,758 km (0.101 R)
• M20: 30,251,532 km (0.106 R)
• M21: 33,115,733 km (0.111 R)
• M22: 34,613,656 km (0.11 R)
• M23: 37,171,929 km (0.067 R)
• M24: 38,789,381 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.3

Radius: 4.1

Gravity: 27.68 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.94 AU - 6.72 AU

Year: 10283 Days

Day: 16.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,926,765 km

• M1: 85,420 km (0.063 R)
• M2: 296,952 km (0.109 R)
• M3: 586,424 km (0.077 R)
• M4: 1,353,113 km (0.1 R)
• M5: 1,536,520 km (0.065 R)
• M6: 1,691,952 km (0.103 R)
• M7: 1,889,272 km (0.109 R)
• M8: 2,153,162 km (0.07 R)
• M9: 2,555,431 km (0.108 R)
• M10: 3,388,990 km (0.089 R)
• M11: 3,829,257 km (0.088 R)
• M12: 4,063,228 km (0.107 R)
• M13: 4,445,899 km (0.038 R)
• M14: 7,580,722 km (0.104 R)
• M15: 9,878,995 km (0.089 R)
• M16: 10,670,218 km (0.111 R)
• M17: 11,880,165 km (0.039 R)
• M18: 14,947,221 km (0.104 R)
• M19: 15,203,033 km (0.103 R)
• M20: 20,476,059 km (0.116 R)
• M21: 20,870,997 km (0.045 R)
• M22: 21,270,723 km (0.103 R)
• M23: 22,334,364 km (0.037 R)
• M24: 22,668,565 km (0.104 R)
• M25: 24,389,988 km (0.071 R)
• M26: 27,800,819 km (0.077 R)
• M27: 36,695,610 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 11,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit