🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

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: 386

Radius: 14.4

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.45 AU - 0.59 AU

Year: 250 Days

Day: 10.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,549,625 km

• M1: 179,069 km (0.097 R)
• M2: 701,016 km (0.078 R)
• M3: 1,182,870 km (0.105 R)
• M4: 1,730,099 km (0.085 R)
• M5: 2,232,748 km (0.117 R)
• M6: 2,833,832 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.1

Radius: 10.8

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.61 AU - 0.87 AU

Year: 424 Days

Day: 6.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,549,625 km

• M1: 134,788 km (0.106 R)
• M2: 503,546 km (0.047 R)
• M3: 839,394 km (0.057 R)
• M4: 1,364,931 km (0.074 R)
• M5: 1,859,202 km (0.079 R)
• M6: 2,967,872 km (0.101 R)
• M7: 3,339,473 km (0.051 R)
• M8: 3,805,919 km (0.099 R)
• M9: 4,301,687 km (0.105 R)
• M10: 5,008,836 km (0.095 R)
• M11: 5,689,656 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229

Radius: 11.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.59 AU - 1.83 AU

Year: 1491 Days

Day: 5.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,549,625 km

• M1: 146,756 km (0.092 R)
• M2: 705,653 km (0.105 R)
• M3: 1,072,617 km (0.096 R)
• M4: 1,653,804 km (0.109 R)
• M5: 2,076,568 km (0.113 R)
• M6: 2,769,954 km (0.106 R)
• M7: 3,938,912 km (0.117 R)
• M8: 4,686,602 km (0.1 R)
• M9: 6,003,512 km (0.078 R)
• M10: 6,859,362 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.6

Radius: 14.7

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.72 AU - 1.9 AU

Year: 1624 Days

Day: 6.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,549,625 km

• M1: 183,557 km (0.052 R)
• M2: 671,545 km (0.065 R)
• M3: 1,403,078 km (0.099 R)
• M4: 1,966,314 km (0.117 R)
• M5: 3,174,018 km (0.094 R)
• M6: 3,881,616 km (0.062 R)
• M7: 4,441,860 km (0.077 R)
• M8: 5,330,172 km (0.069 R)
• M9: 6,628,981 km (0.093 R)
• M10: 8,158,469 km (0.069 R)
• M11: 8,747,586 km (0.09 R)
• M12: 9,523,849 km (0.068 R)
• M13: 10,144,232 km (0.099 R)
• M14: 13,579,298 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.1

Radius: 14.2

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.81 AU - 2.29 AU

Year: 1957 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,549,625 km

• M1: 176,675 km (0.048 R)
• M2: 640,578 km (0.118 R)
• M3: 1,125,126 km (0.071 R)
• M4: 1,865,485 km (0.052 R)
• M5: 2,316,373 km (0.094 R)
• M6: 2,767,710 km (0.099 R)
• M7: 3,565,815 km (0.051 R)
• M8: 4,533,563 km (0.095 R)
• M9: 5,271,530 km (0.059 R)
• M10: 5,963,270 km (0.061 R)
• M11: 6,475,045 km (0.115 R)
• M12: 7,156,164 km (0.08 R)
• M13: 8,407,999 km (0.08 R)
• M14: 10,479,780 km (0.097 R)
• M15: 11,343,259 km (0.115 R)
• M16: 12,540,042 km (0.108 R)
• M17: 14,174,997 km (0.107 R)
• M18: 14,673,906 km (0.09 R)
• M19: 15,658,858 km (0.074 R)
• M20: 16,192,025 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.3

Radius: 9.8

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.36 AU - 3.08 AU

Year: 2991 Days

Day: 10.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,549,625 km

• M1: 123,568 km (0.042 R)
• M2: 476,320 km (0.113 R)
• M3: 1,062,893 km (0.087 R)
• M4: 1,483,712 km (0.108 R)
• M5: 3,992,618 km (0.095 R)
• M6: 9,489,143 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.2

Radius: 13.5

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.47 AU - 4.89 AU

Year: 5699 Days

Day: 14.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,549,625 km

• M1: 178,171 km (0.032 R)
• M2: 646,263 km (0.101 R)
• M3: 1,081,144 km (0.053 R)
• M4: 1,518,867 km (0.057 R)
• M5: 2,002,966 km (0.101 R)
• M6: 2,717,745 km (0.08 R)
• M7: 3,249,864 km (0.106 R)
• M8: 3,922,606 km (0.029 R)
• M9: 4,395,634 km (0.036 R)
• M10: 5,019,308 km (0.098 R)
• M11: 5,732,590 km (0.045 R)
• M12: 7,362,160 km (0.098 R)
• M13: 8,608,460 km (0.05 R)
• M14: 11,219,541 km (0.112 R)
• M15: 12,388,200 km (0.074 R)
• M16: 14,378,151 km (0.032 R)
• M17: 14,847,888 km (0.11 R)
• M18: 16,509,471 km (0.055 R)
• M19: 17,952,492 km (0.097 R)
• M20: 19,478,092 km (0.07 R)
• M21: 23,668,178 km (0.06 R)
• M22: 24,740,047 km (0.065 R)
• M23: 25,843,930 km (0.062 R)
• M24: 28,332,790 km (0.087 R)
• M25: 31,565,001 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.3

Radius: 3.8

Gravity: 20.1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.34 AU - 10.06 AU

Year: 15659 Days

Day: 18.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,549,625 km

• M1: 49,666 km (0.075 R)
• M2: 180,415 km (0.039 R)
• M3: 311,612 km (0.091 R)
• M4: 458,966 km (0.079 R)
• M5: 880,234 km (0.119 R)
• M6: 1,034,170 km (0.093 R)
• M7: 1,343,838 km (0.089 R)
• M8: 1,666,520 km (0.096 R)
• M9: 2,367,237 km (0.097 R)
• M10: 3,463,939 km (0.07 R)
• M11: 3,640,763 km (0.095 R)
• M12: 5,278,262 km (0.043 R)
• M13: 5,823,696 km (0.04 R)
• M14: 6,906,485 km (0.113 R)
• M15: 7,105,899 km (0.079 R)
• M16: 8,294,155 km (0.066 R)
• M17: 8,982,305 km (0.078 R)
• M18: 10,523,761 km (0.082 R)
• M19: 11,329,346 km (0.12 R)
• M20: 11,831,845 km (0.108 R)
• M21: 12,941,562 km (0.116 R)
• M22: 13,122,875 km (0.104 R)
• M23: 14,569,785 km (0.071 R)
• M24: 16,259,493 km (0.093 R)
• M25: 18,760,919 km (0.065 R)
• M26: 24,973,719 km (0.11 R)
• M27: 28,794,748 km (0.108 R)
• M28: 30,362,533 km (0.083 R)
• M29: 31,986,269 km (0.103 R)
• M30: 32,651,530 km (0.12 R)
• M31: 32,987,677 km (0.06 R)
• M32: 38,186,203 km (0.091 R)
• M33: 40,590,241 km (0.096 R)
• M34: 41,369,945 km (0.09 R)
• M35: 47,825,691 km (0.075 R)
• M36: 48,114,415 km (0.035 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: 307 - 13,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit