🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

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: 712

Radius: 8.1

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.5 AU - 0.54 AU

Year: 264 Days

Day: 10.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,426,270 km

• M1: 100,679 km (0.072 R)
• M2: 483,351 km (0.12 R)
• M3: 818,749 km (0.025 R)
• M4: 1,160,879 km (0.116 R)
• M5: 1,468,453 km (0.082 R)
• M6: 1,727,706 km (0.119 R)
• M7: 2,085,993 km (0.075 R)
• M8: 2,753,349 km (0.058 R)
• M9: 3,223,834 km (0.032 R)
• M10: 3,566,712 km (0.108 R)
• M11: 4,262,642 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.6

Radius: 8.9

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.37 AU - 1.85 AU

Year: 1436 Days

Day: 8.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,426,270 km

• M1: 111,151 km (0.115 R)
• M2: 400,623 km (0.092 R)
• M3: 744,549 km (0.107 R)
• M4: 1,096,104 km (0.116 R)
• M5: 1,522,607 km (0.036 R)
• M6: 2,057,120 km (0.044 R)
• M7: 2,356,765 km (0.097 R)
• M8: 3,176,860 km (0.056 R)
• M9: 5,160,528 km (0.105 R)
• M10: 5,830,577 km (0.117 R)
• M11: 8,049,861 km (0.112 R)
• M12: 9,071,615 km (0.049 R)
• M13: 11,872,985 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.5

Radius: 8.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.88 AU - 2.28 AU

Year: 2109 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,426,270 km

• M1: 104,419 km (0.112 R)
• M2: 376,987 km (0.111 R)
• M3: 699,819 km (0.032 R)
• M4: 1,441,076 km (0.058 R)
• M5: 1,808,788 km (0.106 R)
• M6: 2,284,958 km (0.061 R)
• M7: 2,815,282 km (0.095 R)
• M8: 3,333,190 km (0.082 R)
• M9: 3,845,413 km (0.117 R)
• M10: 4,596,395 km (0.092 R)
• M11: 5,657,343 km (0.113 R)
• M12: 7,049,650 km (0.054 R)
• M13: 7,463,737 km (0.103 R)
• M14: 8,570,013 km (0.114 R)
• M15: 9,845,485 km (0.088 R)
• M16: 10,561,909 km (0.065 R)
• M17: 11,277,735 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.3

Radius: 11.6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.72 AU - 3.56 AU

Year: 3911 Days

Day: 14.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,426,270 km

• M1: 144,512 km (0.114 R)
• M2: 590,164 km (0.098 R)
• M3: 1,325,587 km (0.054 R)
• M4: 2,062,356 km (0.079 R)
• M5: 4,914,290 km (0.058 R)
• M6: 5,466,605 km (0.097 R)
• M7: 6,159,094 km (0.052 R)
• M8: 6,909,028 km (0.115 R)
• M9: 7,432,621 km (0.089 R)
• M10: 9,594,459 km (0.095 R)
• M11: 9,968,753 km (0.115 R)
• M12: 10,892,520 km (0.081 R)
• M13: 12,067,462 km (0.057 R)
• M14: 13,199,768 km (0.105 R)
• M15: 14,357,356 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.5

Radius: 3.4

Gravity: 30.15 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.31 AU - 7.91 AU

Year: 14757 Days

Day: 23.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,426,270 km

• M1: 46,226 km (0.062 R)
• M2: 187,147 km (0.105 R)
• M3: 415,433 km (0.051 R)
• M4: 661,073 km (0.111 R)
• M5: 825,930 km (0.088 R)
• M6: 1,327,532 km (0.088 R)
• M7: 2,335,073 km (0.094 R)
• M8: 3,143,051 km (0.072 R)
• M9: 3,819,682 km (0.071 R)
• M10: 5,187,306 km (0.072 R)
• M11: 5,908,218 km (0.114 R)
• M12: 6,693,458 km (0.116 R)
• M13: 7,131,480 km (0.05 R)
• M14: 10,323,749 km (0.095 R)
• M15: 13,526,191 km (0.094 R)
• M16: 14,095,859 km (0.091 R)
• M17: 14,615,562 km (0.117 R)
• M18: 14,946,772 km (0.064 R)
• M19: 17,406,610 km (0.099 R)
• M20: 19,083,452 km (0.081 R)
• M21: 24,474,960 km (0.085 R)
• M22: 30,690,751 km (0.045 R)
• M23: 45,550,457 km (0.074 R)
• M24: 46,398,378 km (0.088 R)
• M25: 47,834,966 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.1

Radius: 7

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.22 AU - 8.86 AU

Year: 17543 Days

Day: 21.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 172.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,426,270 km

• M1: 87,515 km (0.077 R)
• M2: 666,459 km (0.068 R)
• M3: 2,075,670 km (0.113 R)
• M4: 3,036,837 km (0.075 R)
• M5: 4,050,213 km (0.091 R)
• M6: 5,696,388 km (0.107 R)
• M7: 5,968,357 km (0.086 R)
• M8: 8,206,939 km (0.078 R)
• M9: 12,303,677 km (0.036 R)
• M10: 14,503,813 km (0.063 R)
• M11: 14,883,791 km (0.074 R)
• M12: 20,843,322 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.3

Radius: 6.2

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.71 AU - 11.18 AU

Year: 18789 Days

Day: 22.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,426,270 km

• M1: 207,043 km (0.096 R)
• M2: 512,522 km (0.12 R)
• M3: 801,246 km (0.113 R)
• M4: 1,184,217 km (0.072 R)
• M5: 1,682,976 km (0.064 R)
• M6: 2,081,355 km (0.09 R)
• M7: 2,312,484 km (0.113 R)
• M8: 3,585,113 km (0.078 R)
• M9: 4,133,988 km (0.114 R)
• M10: 4,827,972 km (0.034 R)
• M11: 5,597,055 km (0.12 R)
• M12: 6,225,366 km (0.075 R)
• M13: 7,214,507 km (0.119 R)
• M14: 10,597,513 km (0.117 R)
• M15: 13,402,324 km (0.103 R)
• M16: 18,405,774 km (0.111 R)
• M17: 20,503,735 km (0.115 R)
• M18: 24,526,870 km (0.107 R)
• M19: 25,167,897 km (0.056 R)
• M20: 25,539,199 km (0.092 R)
• M21: 26,102,884 km (0.113 R)
• M22: 29,971,036 km (0.085 R)
• M23: 31,127,427 km (0.114 R)
• M24: 33,865,667 km (0.067 R)
• M25: 35,351,024 km (0.049 R)
• M26: 37,599,480 km (0.099 R)
• M27: 38,206,548 km (0.115 R)
• M28: 39,565,196 km (0.065 R)
• M29: 39,941,285 km (0.033 R)
• M30: 41,212,119 km (0.026 R)
• M31: 42,117,635 km (0.077 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 16,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit