🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 10.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.61 AU - 0.85 AU

Year: 423 Days

Day: 9.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,596,926 km

• M1: 135,536 km (0.088 R)
• M2: 572,361 km (0.053 R)
• M3: 965,056 km (0.05 R)
• M4: 1,326,933 km (0.109 R)
• M5: 1,737,280 km (0.037 R)
• M6: 2,197,742 km (0.028 R)
• M7: 2,934,961 km (0.082 R)
• M8: 3,367,448 km (0.104 R)
• M9: 4,559,294 km (0.082 R)
• M10: 5,064,636 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.8

Radius: 9.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.05 AU - 1.75 AU

Year: 1124 Days

Day: 5.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,596,926 km

• M1: 115,938 km (0.072 R)
• M2: 472,580 km (0.051 R)
• M3: 863,778 km (0.095 R)
• M4: 1,349,223 km (0.102 R)
• M5: 2,220,032 km (0.105 R)
• M6: 2,593,877 km (0.105 R)
• M7: 2,996,595 km (0.09 R)
• M8: 3,975,115 km (0.109 R)
• M9: 5,284,694 km (0.113 R)
• M10: 6,017,275 km (0.094 R)
• M11: 6,793,688 km (0.096 R)
• M12: 7,831,449 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.8

Radius: 13.3

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.46 AU - 1.5 AU

Year: 1221 Days

Day: 10.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,596,926 km

• M1: 165,455 km (0.079 R)
• M2: 653,294 km (0.115 R)
• M3: 1,204,113 km (0.064 R)
• M4: 2,729,862 km (0.076 R)
• M5: 3,316,585 km (0.077 R)
• M6: 4,476,267 km (0.091 R)
• M7: 5,415,892 km (0.096 R)
• M8: 6,170,763 km (0.104 R)
• M9: 6,596,967 km (0.093 R)
• M10: 7,408,984 km (0.075 R)
• M11: 8,179,862 km (0.057 R)
• M12: 9,060,395 km (0.053 R)
• M13: 9,701,721 km (0.091 R)
• M14: 10,248,950 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 8.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.64 AU - 2.74 AU

Year: 2992 Days

Day: 10.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,596,926 km

• M1: 188,493 km (0.043 R)
• M2: 470,635 km (0.064 R)
• M3: 1,035,217 km (0.057 R)
• M4: 1,366,577 km (0.072 R)
• M5: 4,150,743 km (0.077 R)
• M6: 5,209,147 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 10.4

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.03 AU - 4.83 AU

Year: 5284 Days

Day: 14.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,596,926 km

• M1: 129,402 km (0.12 R)
• M2: 469,737 km (0.088 R)
• M3: 908,657 km (0.116 R)
• M4: 1,557,763 km (0.07 R)
• M5: 1,943,127 km (0.116 R)
• M6: 2,309,941 km (0.047 R)
• M7: 2,778,182 km (0.105 R)
• M8: 3,330,049 km (0.107 R)
• M9: 3,699,855 km (0.083 R)
• M10: 4,049,016 km (0.062 R)
• M11: 4,706,648 km (0.1 R)
• M12: 5,433,993 km (0.043 R)
• M13: 5,980,175 km (0.038 R)
• M14: 7,507,120 km (0.098 R)
• M15: 9,491,686 km (0.1 R)
• M16: 10,791,093 km (0.099 R)
• M17: 11,507,966 km (0.072 R)
• M18: 13,250,482 km (0.112 R)
• M19: 14,696,794 km (0.088 R)
• M20: 15,280,226 km (0.08 R)
• M21: 17,251,327 km (0.083 R)
• M22: 22,756,230 km (0.029 R)
• M23: 23,301,065 km (0.108 R)
• M24: 26,157,188 km (0.095 R)
• M25: 28,513,953 km (0.052 R)
• M26: 29,421,712 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.3

Radius: 5

Gravity: 21.45 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.73 AU - 6.03 AU

Year: 9671 Days

Day: 19.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,596,926 km

• M1: 103,971 km (0.068 R)
• M2: 266,733 km (0.067 R)
• M3: 433,834 km (0.093 R)
• M4: 959,371 km (0.028 R)
• M5: 1,385,127 km (0.095 R)
• M6: 1,543,102 km (0.101 R)
• M7: 2,177,247 km (0.05 R)
• M8: 2,467,018 km (0.089 R)
• M9: 3,712,122 km (0.028 R)
• M10: 4,627,511 km (0.102 R)
• M11: 5,751,141 km (0.083 R)
• M12: 10,695,949 km (0.107 R)
• M13: 11,909,636 km (0.108 R)
• M14: 12,240,696 km (0.027 R)
• M15: 12,691,734 km (0.03 R)
• M16: 13,807,285 km (0.112 R)
• M17: 15,243,125 km (0.11 R)
• M18: 16,298,838 km (0.077 R)
• M19: 17,052,362 km (0.065 R)
• M20: 17,614,700 km (0.076 R)
• M21: 18,335,014 km (0.059 R)
• M22: 18,628,525 km (0.111 R)
• M23: 22,067,332 km (0.045 R)
• M24: 24,908,045 km (0.093 R)
• M25: 25,998,764 km (0.046 R)
• M26: 27,026,202 km (0.103 R)
• M27: 35,665,778 km (0.102 R)
• M28: 38,469,242 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.5

Radius: 5.5

Gravity: 22.93 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.93 AU - 9.71 AU

Year: 14832 Days

Day: 19.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,596,926 km

• M1: 69,264 km (0.119 R)
• M2: 517,908 km (0.072 R)
• M3: 725,101 km (0.088 R)
• M4: 1,180,178 km (0.119 R)
• M5: 1,949,260 km (0.105 R)
• M6: 2,703,682 km (0.099 R)
• M7: 3,235,652 km (0.089 R)
• M8: 3,418,910 km (0.078 R)
• M9: 3,636,724 km (0.109 R)
• M10: 3,834,941 km (0.077 R)
• M11: 4,635,140 km (0.11 R)
• M12: 5,039,803 km (0.112 R)
• M13: 5,467,802 km (0.09 R)
• M14: 6,940,444 km (0.1 R)
• M15: 7,560,826 km (0.11 R)
• M16: 8,169,241 km (0.108 R)
• M17: 8,809,819 km (0.112 R)
• M18: 9,168,255 km (0.097 R)
• M19: 9,697,233 km (0.102 R)
• M20: 12,715,520 km (0.097 R)
• M21: 13,440,022 km (0.057 R)
• M22: 18,790,540 km (0.064 R)
• M23: 20,520,340 km (0.082 R)
• M24: 23,896,614 km (0.119 R)
• M25: 24,493,211 km (0.115 R)
• M26: 27,843,305 km (0.113 R)
• M27: 30,897,346 km (0.06 R)
• M28: 31,368,130 km (0.12 R)
• M29: 32,444,487 km (0.098 R)
• M30: 36,602,410 km (0.052 R)
• M31: 37,394,681 km (0.065 R)
• M32: 38,468,793 km (0.112 R)
• M33: 42,245,541 km (0.114 R)
• M34: 45,348,500 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 12,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit