🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.9

Radius: 12

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.68 AU - 1.08 AU

Year: 533 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,576,296 km

• M1: 149,299 km (0.119 R)
• M2: 522,396 km (0.104 R)
• M3: 934,987 km (0.113 R)
• M4: 1,855,313 km (0.085 R)
• M5: 2,449,067 km (0.071 R)
• M6: 2,939,748 km (0.101 R)
• M7: 3,394,525 km (0.064 R)
• M8: 3,823,422 km (0.106 R)
• M9: 4,528,178 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.6

Radius: 12.5

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.47 AU - 1.89 AU

Year: 1406 Days

Day: 13.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,576,296 km

• M1: 155,881 km (0.097 R)
• M2: 1,622,389 km (0.097 R)
• M3: 2,294,383 km (0.096 R)
• M4: 2,686,628 km (0.076 R)
• M5: 4,847,420 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.2

Radius: 11.4

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.57 AU - 2.57 AU

Year: 1923 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,576,296 km

• M1: 141,819 km (0.053 R)
• M2: 671,844 km (0.106 R)
• M3: 1,145,620 km (0.108 R)
• M4: 1,599,650 km (0.083 R)
• M5: 2,023,012 km (0.108 R)
• M6: 2,413,163 km (0.081 R)
• M7: 2,800,622 km (0.099 R)
• M8: 3,767,473 km (0.095 R)
• M9: 4,169,891 km (0.078 R)
• M10: 4,545,681 km (0.054 R)
• M11: 5,242,807 km (0.109 R)
• M12: 7,982,094 km (0.067 R)
• M13: 10,580,609 km (0.103 R)
• M14: 11,317,977 km (0.107 R)
• M15: 11,804,768 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.9

Radius: 13

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.84 AU - 2.66 AU

Year: 2179 Days

Day: 14.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,576,296 km

• M1: 161,715 km (0.113 R)
• M2: 587,770 km (0.074 R)
• M3: 1,395,449 km (0.075 R)
• M4: 2,224,072 km (0.079 R)
• M5: 3,081,267 km (0.114 R)
• M6: 4,297,348 km (0.088 R)
• M7: 5,673,200 km (0.062 R)
• M8: 9,864,484 km (0.042 R)
• M9: 10,899,551 km (0.065 R)
• M10: 13,678,332 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.6

Radius: 12.9

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.6 AU - 3.06 AU

Year: 3074 Days

Day: 11.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,576,296 km

• M1: 160,519 km (0.037 R)
• M2: 677,529 km (0.073 R)
• M3: 1,170,304 km (0.096 R)
• M4: 1,664,725 km (0.045 R)
• M5: 2,416,604 km (0.074 R)
• M6: 2,846,548 km (0.074 R)
• M7: 3,309,105 km (0.085 R)
• M8: 3,990,374 km (0.113 R)
• M9: 4,572,908 km (0.066 R)
• M10: 6,637,957 km (0.08 R)
• M11: 7,135,370 km (0.116 R)
• M12: 8,632,545 km (0.064 R)
• M13: 9,728,200 km (0.055 R)
• M14: 11,388,736 km (0.045 R)
• M15: 13,425,661 km (0.066 R)
• M16: 14,121,889 km (0.111 R)
• M17: 16,355,984 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.1

Radius: 10.3

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.16 AU - 6.28 AU

Year: 7701 Days

Day: 13.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,576,296 km

• M1: 128,205 km (0.031 R)
• M2: 780,452 km (0.113 R)
• M3: 1,226,104 km (0.113 R)
• M4: 2,009,399 km (0.103 R)
• M5: 2,401,644 km (0.095 R)
• M6: 3,185,088 km (0.057 R)
• M7: 3,846,460 km (0.109 R)
• M8: 4,345,818 km (0.097 R)
• M9: 5,538,861 km (0.117 R)
• M10: 6,459,636 km (0.114 R)
• M11: 7,013,747 km (0.046 R)
• M12: 7,760,689 km (0.11 R)
• M13: 9,183,065 km (0.116 R)
• M14: 10,272,287 km (0.119 R)
• M15: 11,183,189 km (0.116 R)
• M16: 12,819,939 km (0.064 R)
• M17: 13,695,535 km (0.116 R)
• M18: 15,051,341 km (0.1 R)
• M19: 17,956,382 km (0.056 R)
• M20: 20,425,046 km (0.112 R)
• M21: 20,897,027 km (0.116 R)
• M22: 26,117,544 km (0.105 R)
• M23: 32,465,281 km (0.112 R)
• M24: 40,754,350 km (0.067 R)
• M25: 41,754,262 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.2

Radius: 9.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.56 AU - 5.86 AU

Year: 8810 Days

Day: 12.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,576,296 km

• M1: 122,221 km (0.067 R)
• M2: 435,180 km (0.113 R)
• M3: 818,899 km (0.107 R)
• M4: 1,741,469 km (0.034 R)
• M5: 2,555,132 km (0.117 R)
• M6: 3,290,704 km (0.115 R)
• M7: 4,501,400 km (0.086 R)
• M8: 4,831,862 km (0.045 R)
• M9: 5,148,860 km (0.064 R)
• M10: 7,058,177 km (0.041 R)
• M11: 9,487,198 km (0.077 R)
• M12: 11,336,377 km (0.077 R)
• M13: 11,795,194 km (0.111 R)
• M14: 12,160,512 km (0.108 R)
• M15: 14,218,530 km (0.114 R)
• M16: 15,299,374 km (0.071 R)
• M17: 20,773,011 km (0.113 R)
• M18: 22,800,361 km (0.096 R)
• M19: 23,367,935 km (0.093 R)
• M20: 26,348,523 km (0.09 R)
• M21: 27,063,751 km (0.073 R)
• M22: 28,532,951 km (0.11 R)
• M23: 31,931,067 km (0.084 R)
• M24: 32,641,657 km (0.065 R)
• M25: 33,259,197 km (0.086 R)
• M26: 34,094,552 km (0.07 R)
• M27: 34,836,856 km (0.089 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: 370 - 18,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit