🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 14.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.75 AU - 0.97 AU

Year: 541 Days

Day: 5.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,568,281 km

• M1: 181,313 km (0.11 R)
• M2: 943,813 km (0.086 R)
• M3: 1,415,645 km (0.111 R)
• M4: 1,998,179 km (0.088 R)
• M5: 2,730,610 km (0.115 R)
• M6: 3,186,285 km (0.108 R)
• M7: 3,648,094 km (0.117 R)
• M8: 4,154,931 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.9

Radius: 8.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.49 AU - 2.71 AU

Year: 2843 Days

Day: 14.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,568,281 km

• M1: 135,386 km (0.107 R)
• M2: 557,102 km (0.102 R)
• M3: 968,497 km (0.043 R)
• M4: 1,491,192 km (0.104 R)
• M5: 2,345,096 km (0.06 R)
• M6: 2,628,435 km (0.098 R)
• M7: 3,591,246 km (0.115 R)
• M8: 4,537,752 km (0.114 R)
• M9: 5,471,243 km (0.096 R)
• M10: 7,025,864 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.5

Radius: 9.3

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.79 AU - 3.07 AU

Year: 3402 Days

Day: 7.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,568,281 km

• M1: 115,938 km (0.094 R)
• M2: 925,562 km (0.039 R)
• M3: 1,565,841 km (0.099 R)
• M4: 2,539,125 km (0.12 R)
• M5: 3,914,527 km (0.119 R)
• M6: 4,849,065 km (0.07 R)
• M7: 5,200,172 km (0.071 R)
• M8: 6,595,172 km (0.049 R)
• M9: 6,995,496 km (0.081 R)
• M10: 7,643,105 km (0.098 R)
• M11: 8,189,586 km (0.034 R)
• M12: 8,652,591 km (0.065 R)
• M13: 10,026,199 km (0.107 R)
• M14: 10,391,218 km (0.068 R)
• M15: 11,806,114 km (0.061 R)
• M16: 14,857,013 km (0.072 R)
• M17: 15,492,355 km (0.072 R)
• M18: 15,980,793 km (0.112 R)
• M19: 16,647,999 km (0.043 R)
• M20: 17,507,888 km (0.119 R)
• M21: 18,216,832 km (0.106 R)
• M22: 19,006,409 km (0.095 R)
• M23: 19,440,842 km (0.115 R)
• M24: 21,311,862 km (0.083 R)
• M25: 21,916,238 km (0.094 R)
• M26: 23,300,018 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.1

Radius: 7

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.41 AU - 7.13 AU

Year: 9401 Days

Day: 21.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,568,281 km

• M1: 87,066 km (0.101 R)
• M2: 318,793 km (0.031 R)
• M3: 640,877 km (0.059 R)
• M4: 1,420,581 km (0.117 R)
• M5: 1,701,676 km (0.1 R)
• M6: 2,151,068 km (0.046 R)
• M7: 3,880,718 km (0.097 R)
• M8: 4,271,019 km (0.091 R)
• M9: 5,069,722 km (0.08 R)
• M10: 5,568,631 km (0.087 R)
• M11: 5,830,128 km (0.063 R)
• M12: 6,203,076 km (0.105 R)
• M13: 6,484,320 km (0.08 R)
• M14: 7,148,085 km (0.109 R)
• M15: 8,185,696 km (0.12 R)
• M16: 9,830,525 km (0.109 R)
• M17: 10,068,535 km (0.053 R)
• M18: 10,856,317 km (0.111 R)
• M19: 12,222,744 km (0.098 R)
• M20: 13,407,410 km (0.081 R)
• M21: 14,604,941 km (0.049 R)
• M22: 17,349,015 km (0.086 R)
• M23: 18,768,998 km (0.12 R)
• M24: 22,904,032 km (0.073 R)
• M25: 24,523,130 km (0.112 R)
• M26: 25,944,609 km (0.094 R)
• M27: 27,892,373 km (0.099 R)
• M28: 38,163,614 km (0.03 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.3

Radius: 3

Gravity: 96.14 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.99 AU - 8.95 AU

Year: 16719 Days

Day: 19.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,568,281 km

• M1: 39,943 km (0.09 R)
• M2: 208,988 km (0.064 R)
• M3: 1,656,048 km (0.086 R)
• M4: 1,967,960 km (0.099 R)
• M5: 2,086,890 km (0.119 R)
• M6: 4,072,054 km (0.115 R)
• M7: 4,233,021 km (0.107 R)
• M8: 4,706,349 km (0.061 R)
• M9: 4,812,264 km (0.028 R)
• M10: 5,918,989 km (0.113 R)
• M11: 6,685,230 km (0.108 R)
• M12: 8,257,653 km (0.097 R)
• M13: 8,672,937 km (0.11 R)
• M14: 9,829,029 km (0.088 R)
• M15: 12,509,075 km (0.117 R)
• M16: 13,406,064 km (0.066 R)
• M17: 15,096,819 km (0.105 R)
• M18: 16,759,898 km (0.109 R)
• M19: 17,933,942 km (0.106 R)
• M20: 23,795,486 km (0.068 R)
• M21: 25,709,441 km (0.108 R)
• M22: 27,267,204 km (0.105 R)
• M23: 28,534,298 km (0.096 R)
• M24: 31,684,530 km (0.092 R)
• M25: 34,259,708 km (0.109 R)
• M26: 46,439,966 km (0.104 R)
• M27: 53,220,639 km (0.11 R)
• M28: 56,291,584 km (0.1 R)
• M29: 69,333,377 km (0.086 R)
• M30: 70,396,120 km (0.076 R)
• M31: 72,336,405 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.9

Radius: 6.7

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.52 AU - 12.24 AU

Year: 21063 Days

Day: 18.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,568,281 km

• M1: 83,326 km (0.051 R)
• M2: 333,454 km (0.048 R)
• M3: 588,967 km (0.119 R)
• M4: 1,241,363 km (0.098 R)
• M5: 1,868,477 km (0.088 R)
• M6: 2,136,706 km (0.091 R)
• M7: 2,709,517 km (0.085 R)
• M8: 3,076,929 km (0.106 R)
• M9: 3,452,719 km (0.108 R)
• M10: 4,073,400 km (0.109 R)
• M11: 4,826,925 km (0.104 R)
• M12: 8,647,804 km (0.027 R)
• M13: 9,300,350 km (0.11 R)
• M14: 11,900,361 km (0.096 R)
• M15: 14,817,370 km (0.063 R)
• M16: 15,479,939 km (0.087 R)
• M17: 16,864,168 km (0.051 R)
• M18: 18,937,894 km (0.119 R)
• M19: 19,718,047 km (0.047 R)
• M20: 21,593,256 km (0.115 R)
• M21: 24,486,927 km (0.066 R)
• M22: 40,667,284 km (0.103 R)
• M23: 43,959,933 km (0.116 R)
• M24: 44,912,722 km (0.1 R)
• M25: 45,879,273 km (0.063 R)
• M26: 46,859,588 km (0.066 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 14,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit