🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.6

Radius: 10.8

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.76 AU - 0.8 AU

Year: 438 Days

Day: 9.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,294,934 km

• M1: 134,339 km (0.035 R)
• M2: 473,178 km (0.11 R)
• M3: 883,375 km (0.102 R)
• M4: 1,224,758 km (0.074 R)
• M5: 1,806,993 km (0.116 R)
• M6: 2,420,194 km (0.109 R)
• M7: 3,087,700 km (0.066 R)
• M8: 3,514,503 km (0.053 R)
• M9: 3,900,316 km (0.038 R)
• M10: 5,133,900 km (0.119 R)
• M11: 5,964,766 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.3

Radius: 9.9

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.77 AU - 1.25 AU

Year: 645 Days

Day: 14.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,294,934 km

• M1: 125,363 km (0.105 R)
• M2: 479,461 km (0.119 R)
• M3: 815,458 km (0.039 R)
• M4: 1,214,735 km (0.065 R)
• M5: 1,639,593 km (0.09 R)
• M6: 2,033,185 km (0.083 R)
• M7: 2,620,655 km (0.088 R)
• M8: 3,778,543 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.3

Radius: 14.5

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.86 AU - 1.22 AU

Year: 674 Days

Day: 6.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,294,934 km

• M1: 181,911 km (0.104 R)
• M2: 745,895 km (0.071 R)
• M3: 1,514,230 km (0.089 R)
• M4: 2,210,309 km (0.102 R)
• M5: 2,798,527 km (0.119 R)
• M6: 3,442,097 km (0.095 R)
• M7: 4,267,130 km (0.117 R)
• M8: 5,302,197 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.2

Radius: 12.7

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.84 AU - 1.32 AU

Year: 714 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,294,934 km

• M1: 161,416 km (0.107 R)
• M2: 597,344 km (0.054 R)
• M3: 1,162,226 km (0.106 R)
• M4: 1,559,259 km (0.096 R)
• M5: 2,114,865 km (0.115 R)
• M6: 2,563,958 km (0.106 R)
• M7: 3,015,594 km (0.118 R)
• M8: 3,506,574 km (0.117 R)
• M9: 4,111,548 km (0.04 R)
• M10: 4,751,528 km (0.112 R)
• M11: 5,701,025 km (0.109 R)
• M12: 6,477,588 km (0.087 R)
• M13: 7,300,825 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919

Radius: 12.2

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.87 AU - 4.51 AU

Year: 5453 Days

Day: 7.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,294,934 km

• M1: 151,692 km (0.079 R)
• M2: 573,708 km (0.081 R)
• M3: 1,109,867 km (0.101 R)
• M4: 1,544,897 km (0.097 R)
• M5: 2,034,381 km (0.089 R)
• M6: 2,887,089 km (0.114 R)
• M7: 3,549,359 km (0.057 R)
• M8: 5,808,137 km (0.094 R)
• M9: 6,190,659 km (0.117 R)
• M10: 6,971,560 km (0.115 R)
• M11: 7,855,235 km (0.109 R)
• M12: 8,244,937 km (0.095 R)
• M13: 8,812,212 km (0.082 R)
• M14: 9,890,065 km (0.098 R)
• M15: 10,530,942 km (0.082 R)
• M16: 11,395,468 km (0.051 R)
• M17: 12,151,386 km (0.094 R)
• M18: 12,568,166 km (0.038 R)
• M19: 13,102,530 km (0.054 R)
• M20: 13,876,100 km (0.098 R)
• M21: 14,855,966 km (0.086 R)
• M22: 17,082,880 km (0.046 R)
• M23: 17,474,677 km (0.097 R)
• M24: 18,893,164 km (0.046 R)
• M25: 19,594,927 km (0.066 R)
• M26: 20,168,935 km (0.051 R)
• M27: 20,827,913 km (0.093 R)
• M28: 21,728,941 km (0.088 R)
• M29: 25,088,161 km (0.108 R)
• M30: 28,871,043 km (0.1 R)
• M31: 29,520,896 km (0.085 R)
• M32: 34,346,624 km (0.066 R)
• M33: 34,971,494 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.2

Radius: 11.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.09 AU - 5.91 AU

Year: 8201 Days

Day: 9.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,294,934 km

• M1: 141,819 km (0.079 R)
• M2: 533,017 km (0.087 R)
• M3: 1,021,753 km (0.097 R)
• M4: 1,450,202 km (0.066 R)
• M5: 1,983,518 km (0.107 R)
• M6: 2,374,717 km (0.058 R)
• M7: 2,798,228 km (0.051 R)
• M8: 3,164,593 km (0.104 R)
• M9: 3,703,445 km (0.103 R)
• M10: 4,598,639 km (0.093 R)
• M11: 5,292,025 km (0.088 R)
• M12: 5,696,089 km (0.086 R)
• M13: 8,034,902 km (0.068 R)
• M14: 8,528,126 km (0.083 R)
• M15: 9,896,348 km (0.057 R)
• M16: 10,706,121 km (0.076 R)
• M17: 12,675,876 km (0.1 R)
• M18: 14,333,570 km (0.108 R)
• M19: 15,874,877 km (0.116 R)
• M20: 18,075,013 km (0.088 R)
• M21: 18,566,592 km (0.111 R)
• M22: 19,650,129 km (0.091 R)
• M23: 26,871,966 km (0.086 R)
• M24: 31,979,986 km (0.08 R)
• M25: 35,467,561 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.1

Radius: 6.8

Gravity: 17.69 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.08 AU - 8.78 AU

Year: 15562 Days

Day: 19.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,294,934 km

• M1: 84,523 km (0.086 R)
• M2: 348,563 km (0.094 R)
• M3: 655,239 km (0.097 R)
• M4: 925,412 km (0.095 R)
• M5: 1,472,342 km (0.096 R)
• M6: 2,000,872 km (0.097 R)
• M7: 2,257,432 km (0.061 R)
• M8: 2,885,593 km (0.096 R)
• M9: 4,751,378 km (0.073 R)
• M10: 7,628,145 km (0.117 R)
• M11: 8,011,564 km (0.068 R)
• M12: 8,662,166 km (0.101 R)
• M13: 9,898,592 km (0.093 R)
• M14: 10,354,865 km (0.116 R)
• M15: 11,682,547 km (0.082 R)
• M16: 11,935,517 km (0.034 R)
• M17: 14,022,407 km (0.052 R)
• M18: 14,744,516 km (0.064 R)
• M19: 16,578,137 km (0.092 R)
• M20: 17,221,707 km (0.114 R)
• M21: 25,121,970 km (0.062 R)
• M22: 25,438,071 km (0.035 R)
• M23: 26,510,687 km (0.084 R)
• M24: 27,279,172 km (0.116 R)
• M25: 28,402,801 km (0.102 R)
• M26: 29,440,113 km (0.068 R)
• M27: 34,357,545 km (0.083 R)
• M28: 36,468,819 km (0.099 R)
• M29: 38,525,192 km (0.081 R)
• M30: 46,251,772 km (0.104 R)
• M31: 50,643,367 km (0.098 R)
• M32: 51,655,546 km (0.099 R)
• M33: 54,596,790 km (0.118 R)
• M34: 58,197,910 km (0.091 R)
• M35: 66,670,984 km (0.074 R)
• M36: 67,682,864 km (0.093 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: 441 - 15,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit