🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.1

Radius: 9.7

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.62 AU - 0.76 AU

Year: 389 Days

Day: 9 Hours

Environment

Temp: -166 °C

Axial Tilt: 76.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,551,584 km

• M1: 120,576 km (0.094 R)
• M2: 427,102 km (0.086 R)
• M3: 800,349 km (0.047 R)
• M4: 1,186,610 km (0.043 R)
• M5: 1,537,567 km (0.093 R)
• M6: 1,868,178 km (0.099 R)
• M7: 2,860,610 km (0.059 R)
• M8: 3,536,494 km (0.087 R)
• M9: 4,766,936 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.3

Radius: 12.8

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.66 AU - 0.8 AU

Year: 423 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,551,584 km

• M1: 159,172 km (0.068 R)
• M2: 580,141 km (0.112 R)
• M3: 1,066,334 km (0.099 R)
• M4: 1,464,713 km (0.077 R)
• M5: 2,240,677 km (0.093 R)
• M6: 2,694,407 km (0.082 R)
• M7: 4,706,648 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.4

Radius: 9.5

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.59 AU - 1.93 AU

Year: 1584 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,551,584 km

• M1: 118,182 km (0.04 R)
• M2: 658,380 km (0.091 R)
• M3: 1,205,908 km (0.119 R)
• M4: 2,535,235 km (0.114 R)
• M5: 3,024,869 km (0.072 R)
• M6: 3,332,143 km (0.076 R)
• M7: 3,677,415 km (0.104 R)
• M8: 4,459,812 km (0.102 R)
• M9: 5,504,454 km (0.108 R)
• M10: 6,180,935 km (0.1 R)
• M11: 6,476,690 km (0.091 R)
• M12: 7,448,628 km (0.072 R)
• M13: 8,012,911 km (0.12 R)
• M14: 8,365,064 km (0.103 R)
• M15: 8,788,875 km (0.09 R)
• M16: 10,664,683 km (0.111 R)
• M17: 10,983,476 km (0.116 R)
• M18: 11,752,259 km (0.102 R)
• M19: 14,147,022 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.8

Radius: 9.2

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.03 AU - 3.35 AU

Year: 2992 Days

Day: 12.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,551,584 km

• M1: 114,442 km (0.117 R)
• M2: 530,025 km (0.031 R)
• M3: 879,037 km (0.109 R)
• M4: 1,190,649 km (0.105 R)
• M5: 1,659,938 km (0.061 R)
• M6: 1,998,179 km (0.03 R)
• M7: 2,382,346 km (0.109 R)
• M8: 2,830,990 km (0.095 R)
• M9: 3,709,728 km (0.068 R)
• M10: 5,669,759 km (0.086 R)
• M11: 6,179,140 km (0.113 R)
• M12: 7,556,488 km (0.113 R)
• M13: 12,733,621 km (0.097 R)
• M14: 13,165,809 km (0.092 R)
• M15: 17,191,339 km (0.096 R)
• M16: 17,826,381 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.8

Radius: 8.7

Gravity: 13.21 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.05 AU - 3.17 AU

Year: 3720 Days

Day: 13.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,551,584 km

• M1: 110,852 km (0.106 R)
• M2: 418,874 km (0.065 R)
• M3: 950,844 km (0.078 R)
• M4: 1,573,770 km (0.089 R)
• M5: 2,067,443 km (0.092 R)
• M6: 2,782,072 km (0.08 R)
• M7: 3,091,739 km (0.03 R)
• M8: 3,526,620 km (0.076 R)
• M9: 4,446,348 km (0.074 R)
• M10: 4,769,180 km (0.096 R)
• M11: 5,107,571 km (0.075 R)
• M12: 5,920,635 km (0.12 R)
• M13: 7,146,589 km (0.057 R)
• M14: 7,944,694 km (0.095 R)
• M15: 10,917,054 km (0.104 R)
• M16: 11,414,467 km (0.033 R)
• M17: 11,785,769 km (0.118 R)
• M18: 13,763,902 km (0.088 R)
• M19: 14,886,484 km (0.083 R)
• M20: 16,712,775 km (0.111 R)
• M21: 18,429,111 km (0.092 R)
• M22: 19,264,615 km (0.114 R)
• M23: 20,873,241 km (0.094 R)
• M24: 24,432,025 km (0.097 R)
• M25: 25,049,116 km (0.043 R)
• M26: 27,126,582 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.7

Radius: 7.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.34 AU - 7.84 AU

Year: 11474 Days

Day: 18.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,551,584 km

• M1: 97,089 km (0.094 R)
• M2: 862,282 km (0.107 R)
• M3: 1,254,378 km (0.114 R)
• M4: 1,588,131 km (0.042 R)
• M5: 1,868,926 km (0.031 R)
• M6: 2,590,437 km (0.087 R)
• M7: 3,181,498 km (0.112 R)
• M8: 3,533,502 km (0.068 R)
• M9: 4,205,196 km (0.028 R)
• M10: 5,400,932 km (0.111 R)
• M11: 8,099,378 km (0.117 R)
• M12: 9,450,546 km (0.11 R)
• M13: 9,834,863 km (0.084 R)
• M14: 17,277,058 km (0.039 R)
• M15: 17,924,966 km (0.051 R)
• M16: 19,116,364 km (0.115 R)
• M17: 20,122,559 km (0.112 R)
• M18: 26,061,595 km (0.116 R)
• M19: 27,105,189 km (0.066 R)
• M20: 29,478,111 km (0.045 R)
• M21: 29,886,663 km (0.084 R)
• M22: 37,303,575 km (0.096 R)
• M23: 39,610,674 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.6

Radius: 6.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.35 AU - 9.59 AU

Year: 15261 Days

Day: 23.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,551,584 km

• M1: 82,129 km (0.119 R)
• M2: 348,862 km (0.029 R)
• M3: 593,305 km (0.084 R)
• M4: 889,359 km (0.088 R)
• M5: 1,258,716 km (0.085 R)
• M6: 1,545,496 km (0.109 R)
• M7: 1,968,858 km (0.088 R)
• M8: 6,944,034 km (0.097 R)
• M9: 8,905,860 km (0.111 R)
• M10: 9,541,203 km (0.064 R)
• M11: 10,013,333 km (0.058 R)
• M12: 10,800,966 km (0.101 R)
• M13: 11,788,911 km (0.11 R)
• M14: 12,666,601 km (0.108 R)
• M15: 13,294,763 km (0.108 R)
• M16: 15,304,012 km (0.053 R)
• M17: 15,560,423 km (0.102 R)
• M18: 17,367,864 km (0.094 R)
• M19: 23,879,560 km (0.076 R)
• M20: 24,486,030 km (0.088 R)
• M21: 33,330,854 km (0.098 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: 409 - 13,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit