🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.9

Radius: 12.8

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 259 Days

Day: 6 Hours

Environment

Temp: -146 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,110,749 km

• M1: 169,494 km (0.059 R)
• M2: 663,317 km (0.075 R)
• M3: 1,155,943 km (0.09 R)
• M4: 2,138,352 km (0.049 R)
• M5: 3,049,403 km (0.11 R)
• M6: 3,528,565 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.3

Radius: 12.3

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.56 AU - 0.6 AU

Year: 305 Days

Day: 6.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,110,749 km

• M1: 153,039 km (0.101 R)
• M2: 563,386 km (0.061 R)
• M3: 972,536 km (0.087 R)
• M4: 1,526,497 km (0.081 R)
• M5: 2,188,467 km (0.079 R)
• M6: 2,693,210 km (0.045 R)
• M7: 3,425,791 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.6

Radius: 9.7

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.98 AU - 1.18 AU

Year: 775 Days

Day: 12.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,110,749 km

• M1: 120,576 km (0.063 R)
• M2: 466,446 km (0.117 R)
• M3: 914,492 km (0.035 R)
• M4: 1,366,128 km (0.098 R)
• M5: 1,754,933 km (0.104 R)
• M6: 2,139,698 km (0.037 R)
• M7: 2,899,506 km (0.097 R)
• M8: 3,244,927 km (0.107 R)
• M9: 5,137,340 km (0.037 R)
• M10: 6,430,315 km (0.107 R)
• M11: 7,108,891 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.8

Radius: 8.9

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.12 AU - 1.6 AU

Year: 1095 Days

Day: 12.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,110,749 km

• M1: 111,151 km (0.059 R)
• M2: 529,726 km (0.029 R)
• M3: 938,278 km (0.09 R)
• M4: 1,265,149 km (0.099 R)
• M5: 1,705,715 km (0.092 R)
• M6: 2,068,639 km (0.111 R)
• M7: 2,532,243 km (0.07 R)
• M8: 2,856,123 km (0.069 R)
• M9: 3,163,995 km (0.085 R)
• M10: 3,635,677 km (0.118 R)
• M11: 4,015,356 km (0.047 R)
• M12: 6,350,130 km (0.079 R)
• M13: 7,617,673 km (0.108 R)
• M14: 8,753,121 km (0.1 R)
• M15: 9,105,723 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.5

Radius: 7.4

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.48 AU - 6.94 AU

Year: 10682 Days

Day: 17.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,110,749 km

• M1: 100,530 km (0.096 R)
• M2: 1,308,383 km (0.097 R)
• M3: 1,758,822 km (0.078 R)
• M4: 2,079,560 km (0.092 R)
• M5: 2,574,430 km (0.087 R)
• M6: 4,252,469 km (0.102 R)
• M7: 4,624,519 km (0.099 R)
• M8: 5,175,189 km (0.042 R)
• M9: 5,768,643 km (0.102 R)
• M10: 6,011,441 km (0.114 R)
• M11: 7,249,363 km (0.036 R)
• M12: 8,207,089 km (0.097 R)
• M13: 13,306,132 km (0.043 R)
• M14: 14,417,046 km (0.087 R)
• M15: 17,319,095 km (0.119 R)
• M16: 18,119,743 km (0.075 R)
• M17: 20,428,337 km (0.12 R)
• M18: 32,933,223 km (0.12 R)
• M19: 35,999,531 km (0.107 R)
• M20: 41,524,180 km (0.064 R)
• M21: 43,883,787 km (0.097 R)
• M22: 45,505,578 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.3

Radius: 7.3

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.07 AU - 6.55 AU

Year: 10941 Days

Day: 22.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,110,749 km

• M1: 90,806 km (0.085 R)
• M2: 444,754 km (0.04 R)
• M3: 748,887 km (0.035 R)
• M4: 1,068,727 km (0.111 R)
• M5: 1,373,009 km (0.089 R)
• M6: 1,602,792 km (0.102 R)
• M7: 2,158,996 km (0.091 R)
• M8: 3,803,227 km (0.104 R)
• M9: 4,096,139 km (0.087 R)
• M10: 7,170,525 km (0.089 R)
• M11: 9,264,895 km (0.105 R)
• M12: 10,247,155 km (0.097 R)
• M13: 10,921,692 km (0.071 R)
• M14: 17,714,183 km (0.071 R)
• M15: 18,913,659 km (0.104 R)
• M16: 19,455,053 km (0.104 R)
• M17: 21,473,428 km (0.077 R)
• M18: 25,544,734 km (0.031 R)
• M19: 30,946,863 km (0.045 R)
• M20: 35,406,974 km (0.095 R)
• M21: 37,425,647 km (0.116 R)
• M22: 37,668,145 km (0.06 R)
• M23: 38,033,763 km (0.028 R)
• M24: 39,897,453 km (0.082 R)
• M25: 45,852,645 km (0.028 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: 430 - 19,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit