🌌 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: 107.8

Radius: 14.1

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.72 AU - 1 AU

Year: 561 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,121,128 km

• M1: 175,628 km (0.093 R)
• M2: 641,027 km (0.118 R)
• M3: 1,109,867 km (0.098 R)
• M4: 1,694,495 km (0.113 R)
• M5: 3,314,341 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.2

Radius: 10.2

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.24 AU - 1.32 AU

Year: 1018 Days

Day: 10.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 109.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,121,128 km

• M1: 127,308 km (0.049 R)
• M2: 583,731 km (0.092 R)
• M3: 940,372 km (0.074 R)
• M4: 1,470,397 km (0.112 R)
• M5: 2,170,366 km (0.118 R)
• M6: 2,627,088 km (0.095 R)
• M7: 2,971,163 km (0.107 R)
• M8: 3,957,761 km (0.076 R)
• M9: 4,716,222 km (0.068 R)
• M10: 5,446,709 km (0.073 R)
• M11: 5,776,123 km (0.079 R)
• M12: 6,162,535 km (0.098 R)
• M13: 6,798,176 km (0.115 R)
• M14: 7,229,467 km (0.118 R)
• M15: 8,253,763 km (0.057 R)
• M16: 9,054,710 km (0.071 R)
• M17: 10,336,914 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748

Radius: 14.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.52 AU - 1.82 AU

Year: 1517 Days

Day: 14.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,121,128 km

• M1: 182,958 km (0.077 R)
• M2: 746,942 km (0.042 R)
• M3: 1,209,499 km (0.089 R)
• M4: 2,328,640 km (0.09 R)
• M5: 2,928,678 km (0.066 R)
• M6: 4,257,855 km (0.097 R)
• M7: 5,142,427 km (0.082 R)
• M8: 5,912,557 km (0.065 R)
• M9: 7,224,530 km (0.108 R)
• M10: 8,308,217 km (0.084 R)
• M11: 8,904,664 km (0.099 R)
• M12: 9,402,376 km (0.101 R)
• M13: 10,050,583 km (0.04 R)
• M14: 10,625,039 km (0.109 R)
• M15: 11,988,474 km (0.099 R)
• M16: 13,105,372 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.6

Radius: 13.2

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.66 AU - 2.4 AU

Year: 2033 Days

Day: 9.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,121,128 km

• M1: 164,109 km (0.08 R)
• M2: 654,790 km (0.057 R)
• M3: 1,092,064 km (0.061 R)
• M4: 1,724,265 km (0.095 R)
• M5: 2,152,863 km (0.113 R)
• M6: 2,880,657 km (0.096 R)
• M7: 3,910,040 km (0.102 R)
• M8: 7,336,878 km (0.104 R)
• M9: 7,922,404 km (0.096 R)
• M10: 10,518,825 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.8

Radius: 10.5

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.9 AU - 3.08 AU

Year: 2762 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,121,128 km

• M1: 130,599 km (0.052 R)
• M2: 565,031 km (0.088 R)
• M3: 927,058 km (0.076 R)
• M4: 1,264,551 km (0.075 R)
• M5: 1,709,006 km (0.053 R)
• M6: 2,214,796 km (0.074 R)
• M7: 2,968,770 km (0.087 R)
• M8: 3,625,504 km (0.062 R)
• M9: 4,094,195 km (0.08 R)
• M10: 4,421,215 km (0.085 R)
• M11: 6,328,738 km (0.102 R)
• M12: 7,512,655 km (0.061 R)
• M13: 8,140,368 km (0.084 R)
• M14: 8,802,638 km (0.098 R)
• M15: 9,921,181 km (0.098 R)
• M16: 10,799,769 km (0.071 R)
• M17: 12,529,270 km (0.096 R)
• M18: 12,988,985 km (0.081 R)
• M19: 13,603,383 km (0.104 R)
• M20: 16,638,574 km (0.032 R)
• M21: 17,420,223 km (0.108 R)
• M22: 19,116,813 km (0.081 R)
• M23: 20,538,591 km (0.11 R)
• M24: 21,633,946 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.4

Radius: 12

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.82 AU - 4.1 AU

Year: 5539 Days

Day: 12.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,121,128 km

• M1: 149,897 km (0.105 R)
• M2: 570,716 km (0.1 R)
• M3: 952,789 km (0.105 R)
• M4: 1,366,128 km (0.113 R)
• M5: 1,888,374 km (0.071 R)
• M6: 2,949,472 km (0.078 R)
• M7: 3,460,348 km (0.1 R)
• M8: 4,096,887 km (0.107 R)
• M9: 4,685,854 km (0.071 R)
• M10: 5,065,833 km (0.118 R)
• M11: 5,493,832 km (0.068 R)
• M12: 6,797,578 km (0.09 R)
• M13: 7,556,338 km (0.079 R)
• M14: 9,203,710 km (0.1 R)
• M15: 9,925,669 km (0.092 R)
• M16: 11,212,360 km (0.119 R)
• M17: 12,752,919 km (0.104 R)
• M18: 15,020,673 km (0.087 R)
• M19: 16,771,866 km (0.108 R)
• M20: 17,185,504 km (0.117 R)
• M21: 17,727,198 km (0.094 R)
• M22: 20,743,690 km (0.111 R)
• M23: 24,841,923 km (0.099 R)
• M24: 26,879,147 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 10,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit