🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.8

Radius: 8.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.89 AU - 1.07 AU

Year: 626 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,723,163 km

• M1: 108,458 km (0.113 R)
• M2: 473,328 km (0.081 R)
• M3: 760,705 km (0.09 R)
• M4: 1,101,040 km (0.06 R)
• M5: 1,589,178 km (0.102 R)
• M6: 1,887,925 km (0.096 R)
• M7: 2,301,563 km (0.087 R)
• M8: 2,966,975 km (0.115 R)
• M9: 3,447,333 km (0.045 R)
• M10: 3,803,975 km (0.098 R)
• M11: 4,158,970 km (0.078 R)
• M12: 4,535,957 km (0.072 R)
• M13: 5,129,113 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.6

Radius: 14.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.1 AU - 1.14 AU

Year: 765 Days

Day: 12.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,723,163 km

• M1: 176,675 km (0.119 R)
• M2: 978,968 km (0.107 R)
• M3: 1,539,063 km (0.083 R)
• M4: 2,023,910 km (0.097 R)
• M5: 2,884,546 km (0.08 R)
• M6: 3,573,594 km (0.107 R)
• M7: 4,686,303 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.3

Radius: 14.9

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.29 AU - 1.57 AU

Year: 1104 Days

Day: 7.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,723,163 km

• M1: 185,501 km (0.069 R)
• M2: 1,013,526 km (0.087 R)
• M3: 1,596,508 km (0.118 R)
• M4: 2,246,362 km (0.111 R)
• M5: 3,495,055 km (0.111 R)
• M6: 4,301,388 km (0.112 R)
• M7: 5,106,224 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 13.6

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.43 AU - 1.55 AU

Year: 1174 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,723,163 km

• M1: 169,644 km (0.059 R)
• M2: 629,957 km (0.087 R)
• M3: 1,099,694 km (0.051 R)
• M4: 1,733,989 km (0.077 R)
• M5: 3,741,592 km (0.105 R)
• M6: 4,198,763 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308

Radius: 13.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.79 AU - 3.43 AU

Year: 3541 Days

Day: 12.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,723,163 km

• M1: 172,636 km (0.038 R)
• M2: 2,642,198 km (0.045 R)
• M3: 3,815,045 km (0.087 R)
• M4: 4,446,647 km (0.119 R)
• M5: 6,309,141 km (0.049 R)
• M6: 10,027,695 km (0.114 R)
• M7: 10,544,556 km (0.108 R)
• M8: 11,392,775 km (0.055 R)
• M9: 12,078,831 km (0.086 R)
• M10: 13,137,835 km (0.079 R)
• M11: 14,959,787 km (0.061 R)
• M12: 15,684,738 km (0.09 R)
• M13: 16,281,335 km (0.096 R)
• M14: 18,162,827 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 8.3

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.84 AU - 3.48 AU

Year: 3627 Days

Day: 8.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,723,163 km

• M1: 103,223 km (0.073 R)
• M2: 863,030 km (0.08 R)
• M3: 1,153,699 km (0.035 R)
• M4: 1,499,120 km (0.098 R)
• M5: 1,847,683 km (0.107 R)
• M6: 2,235,142 km (0.047 R)
• M7: 2,847,147 km (0.1 R)
• M8: 3,795,597 km (0.093 R)
• M9: 4,261,295 km (0.086 R)
• M10: 4,764,543 km (0.108 R)
• M11: 6,483,721 km (0.109 R)
• M12: 6,858,913 km (0.114 R)
• M13: 8,072,301 km (0.07 R)
• M14: 8,360,427 km (0.098 R)
• M15: 9,072,064 km (0.072 R)
• M16: 9,661,928 km (0.084 R)
• M17: 10,831,185 km (0.05 R)
• M18: 11,722,190 km (0.114 R)
• M19: 13,198,721 km (0.074 R)
• M20: 14,266,850 km (0.066 R)
• M21: 14,688,566 km (0.063 R)
• M22: 15,336,774 km (0.105 R)
• M23: 15,835,234 km (0.096 R)
• M24: 16,690,036 km (0.046 R)
• M25: 21,294,210 km (0.115 R)
• M26: 21,568,572 km (0.064 R)
• M27: 22,618,300 km (0.103 R)
• M28: 25,276,206 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 8.9

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.11 AU - 3.77 AU

Year: 4120 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,723,163 km

• M1: 133,890 km (0.119 R)
• M2: 604,375 km (0.12 R)
• M3: 1,010,384 km (0.111 R)
• M4: 1,444,816 km (0.086 R)
• M5: 1,765,105 km (0.103 R)
• M6: 3,346,504 km (0.078 R)
• M7: 4,297,648 km (0.119 R)
• M8: 4,636,337 km (0.088 R)
• M9: 6,665,034 km (0.09 R)
• M10: 7,244,875 km (0.053 R)
• M11: 8,126,156 km (0.083 R)
• M12: 15,646,890 km (0.108 R)
• M13: 16,615,387 km (0.101 R)
• M14: 18,909,919 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.6

Radius: 13.7

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.32 AU - 4.76 AU

Year: 5243 Days

Day: 7.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,723,163 km

• M1: 177,273 km (0.057 R)
• M2: 612,603 km (0.086 R)
• M3: 1,181,374 km (0.112 R)
• M4: 1,882,988 km (0.12 R)
• M5: 2,496,190 km (0.078 R)
• M6: 2,995,548 km (0.118 R)
• M7: 3,948,337 km (0.087 R)
• M8: 4,606,866 km (0.048 R)
• M9: 5,645,375 km (0.067 R)
• M10: 6,174,802 km (0.12 R)
• M11: 8,369,552 km (0.064 R)
• M12: 9,788,039 km (0.113 R)
• M13: 11,685,838 km (0.096 R)
• M14: 13,403,221 km (0.119 R)
• M15: 14,838,762 km (0.05 R)
• M16: 15,339,466 km (0.041 R)
• M17: 17,578,947 km (0.044 R)
• M18: 18,329,330 km (0.066 R)
• M19: 19,827,403 km (0.086 R)
• M20: 20,640,766 km (0.103 R)
• M21: 22,625,032 km (0.063 R)
• M22: 25,359,233 km (0.071 R)
• M23: 25,915,438 km (0.101 R)
• M24: 26,970,103 km (0.117 R)
• M25: 28,307,059 km (0.091 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198

Radius: 10.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.03 AU - 6.27 AU

Year: 7546 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,723,163 km

• M1: 130,599 km (0.101 R)
• M2: 501,003 km (0.071 R)
• M3: 872,156 km (0.091 R)
• M4: 1,241,662 km (0.097 R)
• M5: 1,576,163 km (0.109 R)
• M6: 2,122,943 km (0.113 R)
• M7: 3,149,634 km (0.111 R)
• M8: 3,763,583 km (0.076 R)
• M9: 4,795,061 km (0.089 R)
• M10: 5,230,540 km (0.099 R)
• M11: 6,005,307 km (0.112 R)
• M12: 6,604,297 km (0.113 R)
• M13: 7,177,107 km (0.067 R)
• M14: 7,748,123 km (0.028 R)
• M15: 11,832,593 km (0.047 R)
• M16: 14,176,493 km (0.043 R)
• M17: 15,130,179 km (0.104 R)
• M18: 15,567,603 km (0.108 R)
• M19: 18,869,677 km (0.111 R)
• M20: 20,484,137 km (0.081 R)
• M21: 22,753,986 km (0.059 R)
• M22: 23,839,019 km (0.114 R)
• M23: 24,357,226 km (0.117 R)
• M24: 25,646,610 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.1

Radius: 3.9

Gravity: 61.35 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.77 AU - 8.77 AU

Year: 15356 Days

Day: 15.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,723,163 km

• M1: 48,769 km (0.08 R)
• M2: 389,702 km (0.083 R)
• M3: 1,248,245 km (0.115 R)
• M4: 1,599,949 km (0.116 R)
• M5: 2,215,694 km (0.07 R)
• M6: 3,052,844 km (0.087 R)
• M7: 3,237,148 km (0.102 R)
• M8: 3,373,432 km (0.081 R)
• M9: 3,775,551 km (0.101 R)
• M10: 4,639,928 km (0.099 R)
• M11: 4,883,922 km (0.1 R)
• M12: 5,173,244 km (0.117 R)
• M13: 5,397,641 km (0.086 R)
• M14: 5,746,353 km (0.066 R)
• M15: 7,386,096 km (0.112 R)
• M16: 8,672,488 km (0.117 R)
• M17: 10,333,922 km (0.104 R)
• M18: 13,981,118 km (0.08 R)
• M19: 14,563,652 km (0.081 R)
• M20: 15,776,741 km (0.097 R)
• M21: 19,278,977 km (0.115 R)
• M22: 20,926,349 km (0.097 R)
• M23: 21,591,610 km (0.105 R)
• M24: 27,996,643 km (0.102 R)
• M25: 33,845,920 km (0.116 R)
• M26: 36,779,385 km (0.037 R)
• M27: 37,054,196 km (0.057 R)
• M28: 38,026,732 km (0.115 R)
• M29: 38,731,786 km (0.117 R)
• M30: 42,237,612 km (0.111 R)
• M31: 42,690,146 km (0.059 R)
• M32: 55,261,603 km (0.098 R)
• M33: 60,834,722 km (0.091 R)
• M34: 64,751,045 km (0.088 R)
• M35: 65,957,851 km (0.118 R)
• M36: 70,088,996 km (0.099 R)
• M37: 70,299,929 km (0.109 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: 505 - 14,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit