🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.6

Radius: 11.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.44 AU - 1.64 AU

Year: 1296 Days

Day: 5.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,950,033 km

• M1: 139,575 km (0.114 R)
• M2: 521,797 km (0.052 R)
• M3: 1,096,403 km (0.088 R)
• M4: 1,627,625 km (0.088 R)
• M5: 2,058,915 km (0.063 R)
• M6: 2,553,935 km (0.097 R)
• M7: 3,000,634 km (0.113 R)
• M8: 3,593,042 km (0.082 R)
• M9: 4,087,313 km (0.069 R)
• M10: 6,048,541 km (0.079 R)
• M11: 6,558,071 km (0.059 R)
• M12: 7,071,043 km (0.071 R)
• M13: 8,122,416 km (0.1 R)
• M14: 8,570,911 km (0.061 R)
• M15: 9,184,860 km (0.044 R)
• M16: 9,703,067 km (0.09 R)
• M17: 10,698,342 km (0.045 R)
• M18: 12,189,683 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497

Radius: 9.1

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.64 AU - 2.32 AU

Year: 1890 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,950,033 km

• M1: 115,041 km (0.053 R)
• M2: 934,987 km (0.064 R)
• M3: 1,378,245 km (0.083 R)
• M4: 2,184,279 km (0.057 R)
• M5: 2,570,989 km (0.046 R)
• M6: 3,466,482 km (0.117 R)
• M7: 4,176,773 km (0.088 R)
• M8: 4,836,649 km (0.111 R)
• M9: 6,363,145 km (0.11 R)
• M10: 9,156,586 km (0.091 R)
• M11: 10,234,290 km (0.077 R)
• M12: 11,503,927 km (0.059 R)
• M13: 13,478,020 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.7

Radius: 11.6

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.2 AU - 3.26 AU

Year: 3059 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,950,033 km

• M1: 144,960 km (0.111 R)
• M2: 690,993 km (0.107 R)
• M3: 1,361,939 km (0.071 R)
• M4: 1,813,276 km (0.058 R)
• M5: 2,976,250 km (0.034 R)
• M6: 3,561,776 km (0.086 R)
• M7: 5,056,707 km (0.099 R)
• M8: 6,263,064 km (0.081 R)
• M9: 7,317,281 km (0.119 R)
• M10: 8,321,232 km (0.115 R)
• M11: 9,237,669 km (0.112 R)
• M12: 11,191,118 km (0.079 R)
• M13: 11,678,358 km (0.104 R)
• M14: 12,739,156 km (0.095 R)
• M15: 14,425,423 km (0.089 R)
• M16: 16,462,797 km (0.045 R)
• M17: 17,523,296 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.8

Radius: 12.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.59 AU - 2.99 AU

Year: 3161 Days

Day: 8.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,950,033 km

• M1: 153,039 km (0.052 R)
• M2: 613,800 km (0.097 R)
• M3: 1,051,224 km (0.118 R)
• M4: 1,660,387 km (0.048 R)
• M5: 3,633,283 km (0.081 R)
• M6: 4,927,006 km (0.057 R)
• M7: 5,692,049 km (0.097 R)
• M8: 7,102,608 km (0.091 R)
• M9: 7,827,110 km (0.042 R)
• M10: 8,402,464 km (0.117 R)
• M11: 9,213,434 km (0.072 R)
• M12: 13,031,471 km (0.086 R)
• M13: 14,971,755 km (0.11 R)
• M14: 15,709,272 km (0.095 R)
• M15: 16,419,264 km (0.08 R)
• M16: 17,150,648 km (0.064 R)
• M17: 18,343,691 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.4

Radius: 11.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.88 AU - 3.38 AU

Year: 3756 Days

Day: 8 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,950,033 km

• M1: 146,756 km (0.048 R)
• M2: 804,089 km (0.057 R)
• M3: 1,260,212 km (0.052 R)
• M4: 1,628,672 km (0.097 R)
• M5: 3,521,683 km (0.087 R)
• M6: 4,009,821 km (0.046 R)
• M7: 5,173,693 km (0.119 R)
• M8: 5,945,169 km (0.105 R)
• M9: 6,373,318 km (0.098 R)
• M10: 7,986,432 km (0.065 R)
• M11: 9,545,391 km (0.104 R)
• M12: 10,335,866 km (0.083 R)
• M13: 11,558,979 km (0.097 R)
• M14: 13,208,744 km (0.03 R)
• M15: 17,370,557 km (0.095 R)
• M16: 22,129,863 km (0.072 R)
• M17: 23,372,573 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.5

Radius: 3.5

Gravity: 38.82 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.08 AU - 10.74 AU

Year: 21159 Days

Day: 15.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 69,950,033 km

• M1: 43,982 km (0.074 R)
• M2: 270,174 km (0.105 R)
• M3: 424,708 km (0.09 R)
• M4: 538,253 km (0.093 R)
• M5: 1,230,143 km (0.112 R)
• M6: 1,344,436 km (0.054 R)
• M7: 1,856,510 km (0.038 R)
• M8: 2,207,765 km (0.091 R)
• M9: 2,421,242 km (0.079 R)
• M10: 3,387,345 km (0.112 R)
• M11: 3,909,740 km (0.069 R)
• M12: 4,826,327 km (0.089 R)
• M13: 5,562,946 km (0.093 R)
• M14: 6,413,710 km (0.118 R)
• M15: 6,628,532 km (0.085 R)
• M16: 9,426,162 km (0.108 R)
• M17: 10,392,265 km (0.055 R)
• M18: 15,143,344 km (0.108 R)
• M19: 15,294,886 km (0.03 R)
• M20: 15,600,814 km (0.093 R)
• M21: 16,225,235 km (0.072 R)
• M22: 19,778,185 km (0.113 R)
• M23: 20,601,572 km (0.096 R)
• M24: 21,068,766 km (0.08 R)
• M25: 22,414,548 km (0.036 R)
• M26: 24,124,302 km (0.059 R)
• M27: 31,340,455 km (0.105 R)
• M28: 32,458,100 km (0.12 R)
• M29: 33,602,075 km (0.083 R)
• M30: 34,249,086 km (0.105 R)
• M31: 36,375,171 km (0.094 R)
• M32: 38,306,330 km (0.043 R)
• M33: 39,726,911 km (0.104 R)
• M34: 41,922,858 km (0.116 R)
• M35: 45,918,618 km (0.084 R)
• M36: 49,159,506 km (0.08 R)
• M37: 52,376,459 km (0.095 R)
• M38: 52,723,077 km (0.093 R)
• M39: 55,550,925 km (0.112 R)
• M40: 57,002,025 km (0.086 R)
• M41: 61,699,248 km (0.107 R)
• M42: 65,036,627 km (0.049 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 10,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit