🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.1

Radius: 12.6

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.05 AU - 1.09 AU

Year: 715 Days

Day: 13.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,727,527 km

• M1: 159,471 km (0.087 R)
• M2: 667,057 km (0.097 R)
• M3: 1,060,499 km (0.118 R)
• M4: 1,715,140 km (0.064 R)
• M5: 2,190,861 km (0.08 R)
• M6: 2,996,595 km (0.078 R)
• M7: 4,037,048 km (0.116 R)
• M8: 5,683,971 km (0.108 R)
• M9: 6,204,422 km (0.081 R)
• M10: 6,910,674 km (0.076 R)
• M11: 7,983,739 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.2

Radius: 13.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.41 AU - 2.01 AU

Year: 1444 Days

Day: 7.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,727,527 km

• M1: 169,195 km (0.115 R)
• M2: 603,927 km (0.12 R)
• M3: 1,105,678 km (0.032 R)
• M4: 2,006,257 km (0.111 R)
• M5: 2,555,281 km (0.081 R)
• M6: 3,175,065 km (0.088 R)
• M7: 3,761,339 km (0.097 R)
• M8: 4,604,772 km (0.114 R)
• M9: 5,380,138 km (0.05 R)
• M10: 6,310,637 km (0.082 R)
• M11: 6,913,965 km (0.107 R)
• M12: 7,476,453 km (0.081 R)
• M13: 8,722,753 km (0.115 R)
• M14: 10,627,582 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.1

Radius: 11.6

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.49 AU - 2.45 AU

Year: 1785 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,727,527 km

• M1: 147,055 km (0.078 R)
• M2: 580,440 km (0.072 R)
• M3: 1,028,336 km (0.04 R)
• M4: 1,517,222 km (0.116 R)
• M5: 2,147,627 km (0.114 R)
• M6: 2,687,975 km (0.112 R)
• M7: 3,317,632 km (0.103 R)
• M8: 3,808,014 km (0.077 R)
• M9: 4,788,628 km (0.101 R)
• M10: 6,786,507 km (0.1 R)
• M11: 7,868,399 km (0.067 R)
• M12: 8,466,192 km (0.098 R)
• M13: 8,934,284 km (0.059 R)
• M14: 10,656,156 km (0.107 R)
• M15: 11,576,631 km (0.073 R)
• M16: 11,998,198 km (0.103 R)
• M17: 12,549,317 km (0.103 R)
• M18: 14,218,081 km (0.085 R)
• M19: 15,517,039 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.5

Radius: 14.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.15 AU - 4.31 AU

Year: 5617 Days

Day: 10.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,727,527 km

• M1: 185,352 km (0.032 R)
• M2: 681,867 km (0.119 R)
• M3: 1,391,260 km (0.094 R)
• M4: 1,937,143 km (0.115 R)
• M5: 3,945,045 km (0.061 R)
• M6: 5,578,953 km (0.11 R)
• M7: 6,385,286 km (0.114 R)
• M8: 6,885,092 km (0.12 R)
• M9: 7,813,646 km (0.066 R)
• M10: 8,623,420 km (0.063 R)
• M11: 10,320,608 km (0.103 R)
• M12: 11,537,437 km (0.116 R)
• M13: 12,281,985 km (0.072 R)
• M14: 13,217,421 km (0.093 R)
• M15: 14,144,030 km (0.037 R)
• M16: 14,939,292 km (0.096 R)
• M17: 16,681,659 km (0.112 R)
• M18: 17,312,812 km (0.073 R)
• M19: 18,757,628 km (0.097 R)
• M20: 20,495,507 km (0.095 R)
• M21: 22,187,159 km (0.1 R)
• M22: 25,348,462 km (0.038 R)
• M23: 27,209,609 km (0.101 R)
• M24: 28,085,055 km (0.097 R)
• M25: 29,892,198 km (0.091 R)
• M26: 30,730,245 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.2

Radius: 6.7

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.32 AU - 9.56 AU

Year: 14446 Days

Day: 17.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,727,527 km

• M1: 83,476 km (0.119 R)
• M2: 296,653 km (0.119 R)
• M3: 562,488 km (0.102 R)
• M4: 1,656,946 km (0.112 R)
• M5: 2,183,082 km (0.118 R)
• M6: 3,117,470 km (0.112 R)
• M7: 3,736,955 km (0.069 R)
• M8: 5,475,880 km (0.1 R)
• M9: 7,611,839 km (0.055 R)
• M10: 8,200,506 km (0.113 R)
• M11: 8,728,737 km (0.119 R)
• M12: 12,272,411 km (0.06 R)
• M13: 14,171,855 km (0.113 R)
• M14: 14,485,412 km (0.1 R)
• M15: 15,786,016 km (0.085 R)
• M16: 17,807,682 km (0.116 R)
• M17: 20,152,928 km (0.111 R)
• M18: 21,194,877 km (0.11 R)
• M19: 22,188,207 km (0.041 R)
• M20: 24,089,296 km (0.073 R)
• M21: 29,821,288 km (0.072 R)
• M22: 31,278,521 km (0.103 R)
• M23: 32,239,987 km (0.082 R)
• M24: 32,891,785 km (0.105 R)
• M25: 36,752,307 km (0.037 R)
• M26: 37,106,705 km (0.111 R)
• M27: 38,304,834 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.2

Radius: 4.8

Gravity: 36.34 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.54 AU - 9.64 AU

Year: 14857 Days

Day: 20.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,727,527 km

• M1: 59,690 km (0.103 R)
• M2: 262,993 km (0.069 R)
• M3: 461,659 km (0.064 R)
• M4: 902,973 km (0.067 R)
• M5: 1,371,962 km (0.114 R)
• M6: 1,586,785 km (0.104 R)
• M7: 1,736,682 km (0.11 R)
• M8: 1,988,754 km (0.11 R)
• M9: 2,390,724 km (0.093 R)
• M10: 2,893,672 km (0.103 R)
• M11: 3,409,335 km (0.113 R)
• M12: 4,106,312 km (0.073 R)
• M13: 4,262,791 km (0.094 R)
• M14: 4,455,773 km (0.115 R)
• M15: 4,963,807 km (0.068 R)
• M16: 5,360,241 km (0.081 R)
• M17: 5,895,054 km (0.119 R)
• M18: 6,339,509 km (0.114 R)
• M19: 12,020,339 km (0.115 R)
• M20: 12,212,123 km (0.066 R)
• M21: 12,536,601 km (0.037 R)
• M22: 12,800,043 km (0.068 R)
• M23: 14,604,492 km (0.111 R)
• M24: 16,414,327 km (0.113 R)
• M25: 16,889,001 km (0.083 R)
• M26: 20,021,281 km (0.056 R)
• M27: 20,291,006 km (0.085 R)
• M28: 23,222,077 km (0.1 R)
• M29: 25,994,575 km (0.097 R)
• M30: 26,965,764 km (0.026 R)
• M31: 30,733,536 km (0.116 R)
• M32: 31,333,424 km (0.076 R)
• M33: 33,305,423 km (0.079 R)
• M34: 35,097,456 km (0.067 R)
• M35: 41,728,830 km (0.086 R)
• M36: 42,612,205 km (0.09 R)
• M37: 44,112,223 km (0.082 R)
• M38: 49,968,082 km (0.101 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: 340 - 10,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit