🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.4

Radius: 13

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.71 AU - 0.87 AU

Year: 461 Days

Day: 5.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,683,284 km

• M1: 161,715 km (0.095 R)
• M2: 609,163 km (0.094 R)
• M3: 1,456,784 km (0.056 R)
• M4: 1,917,994 km (0.09 R)
• M5: 2,380,252 km (0.111 R)
• M6: 2,807,952 km (0.071 R)
• M7: 3,323,616 km (0.084 R)
• M8: 3,998,153 km (0.083 R)
• M9: 4,762,448 km (0.104 R)
• M10: 5,466,157 km (0.084 R)
• M11: 5,961,026 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.6

Radius: 9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.65 AU - 2.35 AU

Year: 1855 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,683,284 km

• M1: 111,899 km (0.087 R)
• M2: 411,843 km (0.098 R)
• M3: 1,130,810 km (0.084 R)
• M4: 1,511,238 km (0.063 R)
• M5: 1,986,361 km (0.081 R)
• M6: 2,308,445 km (0.069 R)
• M7: 3,006,468 km (0.091 R)
• M8: 3,535,746 km (0.118 R)
• M9: 4,158,821 km (0.058 R)
• M10: 4,462,205 km (0.047 R)
• M11: 4,963,657 km (0.104 R)
• M12: 5,266,743 km (0.044 R)
• M13: 6,143,536 km (0.074 R)
• M14: 6,426,874 km (0.049 R)
• M15: 6,926,381 km (0.08 R)
• M16: 8,315,248 km (0.104 R)
• M17: 8,826,125 km (0.07 R)
• M18: 9,880,939 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 8.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.09 AU - 2.61 AU

Year: 2363 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,683,284 km

• M1: 105,766 km (0.096 R)
• M2: 496,665 km (0.086 R)
• M3: 751,430 km (0.101 R)
• M4: 1,133,952 km (0.101 R)
• M5: 1,463,067 km (0.107 R)
• M6: 2,020,469 km (0.114 R)
• M7: 2,950,519 km (0.085 R)
• M8: 3,215,905 km (0.115 R)
• M9: 5,106,823 km (0.115 R)
• M10: 5,509,989 km (0.065 R)
• M11: 5,855,560 km (0.034 R)
• M12: 6,463,675 km (0.047 R)
• M13: 7,135,669 km (0.077 R)

Asteroid Belt

Center: 4.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.3

Radius: 3.1

Gravity: 69.13 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.05 AU - 8.13 AU

Year: 11098 Days

Day: 17.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,683,284 km

• M1: 38,596 km (0.085 R)
• M2: 381,624 km (0.111 R)
• M3: 1,016,817 km (0.031 R)
• M4: 1,383,332 km (0.04 R)
• M5: 2,198,790 km (0.119 R)
• M6: 2,783,268 km (0.105 R)
• M7: 5,908,069 km (0.119 R)
• M8: 6,700,638 km (0.093 R)
• M9: 7,020,329 km (0.112 R)
• M10: 8,264,983 km (0.072 R)
• M11: 9,449,798 km (0.077 R)
• M12: 10,422,633 km (0.11 R)
• M13: 13,112,104 km (0.085 R)
• M14: 13,548,481 km (0.112 R)
• M15: 14,450,257 km (0.081 R)
• M16: 16,805,526 km (0.11 R)
• M17: 17,172,190 km (0.089 R)
• M18: 22,523,156 km (0.108 R)
• M19: 27,751,751 km (0.081 R)
• M20: 28,470,270 km (0.116 R)
• M21: 28,781,882 km (0.113 R)
• M22: 32,587,951 km (0.113 R)
• M23: 32,815,041 km (0.094 R)
• M24: 41,844,619 km (0.103 R)
• M25: 47,430,454 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.4

Radius: 4.2

Gravity: 42.2 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.53 AU - 8.11 AU

Year: 14346 Days

Day: 21.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 62,683,284 km

• M1: 52,359 km (0.086 R)
• M2: 333,603 km (0.071 R)
• M3: 502,499 km (0.06 R)
• M4: 834,307 km (0.066 R)
• M5: 996,023 km (0.071 R)
• M6: 1,127,818 km (0.101 R)
• M7: 1,991,297 km (0.114 R)
• M8: 2,242,173 km (0.103 R)
• M9: 2,470,758 km (0.095 R)
• M10: 2,901,899 km (0.116 R)
• M11: 3,122,856 km (0.114 R)
• M12: 3,796,046 km (0.053 R)
• M13: 3,971,075 km (0.117 R)
• M14: 4,243,643 km (0.093 R)
• M15: 5,136,742 km (0.079 R)
• M16: 6,807,002 km (0.104 R)
• M17: 7,375,624 km (0.107 R)
• M18: 8,960,613 km (0.066 R)
• M19: 9,376,495 km (0.101 R)
• M20: 10,759,228 km (0.115 R)
• M21: 11,651,131 km (0.075 R)
• M22: 15,490,261 km (0.064 R)
• M23: 16,624,961 km (0.04 R)
• M24: 21,168,547 km (0.071 R)
• M25: 24,819,484 km (0.076 R)
• M26: 26,369,168 km (0.048 R)
• M27: 30,118,240 km (0.074 R)
• M28: 30,581,395 km (0.042 R)
• M29: 33,460,406 km (0.104 R)
• M30: 33,708,140 km (0.037 R)
• M31: 35,348,630 km (0.112 R)
• M32: 39,889,075 km (0.074 R)
• M33: 40,167,627 km (0.084 R)
• M34: 40,307,501 km (0.095 R)
• M35: 42,298,499 km (0.119 R)
• M36: 42,443,160 km (0.114 R)
• M37: 43,025,245 km (0.036 R)
• M38: 44,653,169 km (0.065 R)
• M39: 44,953,562 km (0.113 R)
• M40: 50,592,653 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 16,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit