🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 13

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.76 AU - 1.06 AU

Year: 579 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,576,997 km

• M1: 161,715 km (0.096 R)
• M2: 657,183 km (0.074 R)
• M3: 1,373,907 km (0.118 R)
• M4: 1,818,362 km (0.037 R)
• M5: 2,665,385 km (0.084 R)
• M6: 3,606,057 km (0.097 R)
• M7: 4,470,433 km (0.103 R)
• M8: 4,960,067 km (0.12 R)
• M9: 5,367,422 km (0.108 R)
• M10: 5,814,869 km (0.097 R)
• M11: 6,380,948 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.8

Radius: 12.5

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.72 AU - 1.12 AU

Year: 588 Days

Day: 5.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,576,997 km

• M1: 156,629 km (0.056 R)
• M2: 568,622 km (0.057 R)
• M3: 972,685 km (0.057 R)
• M4: 1,448,407 km (0.074 R)
• M5: 1,885,083 km (0.083 R)
• M6: 2,513,843 km (0.097 R)
• M7: 3,008,114 km (0.111 R)
• M8: 3,434,169 km (0.064 R)
• M9: 3,886,253 km (0.107 R)
• M10: 5,150,655 km (0.062 R)
• M11: 5,560,702 km (0.092 R)
• M12: 6,128,576 km (0.058 R)
• M13: 6,631,225 km (0.065 R)
• M14: 7,765,177 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.4

Radius: 8.5

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.91 AU - 1.31 AU

Year: 780 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,576,997 km

• M1: 105,766 km (0.065 R)
• M2: 384,467 km (0.109 R)
• M3: 889,210 km (0.049 R)
• M4: 1,261,409 km (0.12 R)
• M5: 1,570,628 km (0.054 R)
• M6: 1,895,704 km (0.036 R)
• M7: 2,478,837 km (0.119 R)
• M8: 2,876,019 km (0.074 R)
• M9: 3,840,925 km (0.12 R)
• M10: 4,906,212 km (0.097 R)
• M11: 5,963,420 km (0.08 R)
• M12: 7,015,243 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 9.3

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.98 AU - 1.32 AU

Year: 822 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,576,997 km

• M1: 115,639 km (0.107 R)
• M2: 429,944 km (0.086 R)
• M3: 834,008 km (0.095 R)
• M4: 1,472,791 km (0.075 R)
• M5: 1,859,651 km (0.11 R)
• M6: 2,462,979 km (0.096 R)
• M7: 2,938,102 km (0.052 R)
• M8: 3,377,621 km (0.119 R)
• M9: 4,421,215 km (0.099 R)
• M10: 4,738,662 km (0.068 R)
• M11: 5,125,223 km (0.108 R)
• M12: 5,783,454 km (0.108 R)
• M13: 7,429,629 km (0.032 R)
• M14: 8,173,280 km (0.114 R)
• M15: 8,678,920 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 12.8

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.32 AU - 2.76 AU

Year: 2699 Days

Day: 6.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,576,997 km

• M1: 159,621 km (0.083 R)
• M2: 672,293 km (0.036 R)
• M3: 1,199,177 km (0.032 R)
• M4: 2,687,077 km (0.101 R)
• M5: 3,118,667 km (0.113 R)
• M6: 3,561,028 km (0.107 R)
• M7: 4,183,355 km (0.092 R)
• M8: 5,033,968 km (0.106 R)
• M9: 5,573,418 km (0.095 R)
• M10: 6,631,075 km (0.049 R)
• M11: 7,397,764 km (0.087 R)
• M12: 9,142,375 km (0.081 R)
• M13: 11,943,744 km (0.074 R)
• M14: 13,651,254 km (0.066 R)
• M15: 14,939,741 km (0.036 R)
• M16: 16,307,664 km (0.096 R)
• M17: 17,074,203 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.8

Radius: 8

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.03 AU - 3.31 AU

Year: 2909 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,576,997 km

• M1: 99,632 km (0.109 R)
• M2: 387,010 km (0.093 R)
• M3: 883,974 km (0.109 R)
• M4: 1,416,991 km (0.038 R)
• M5: 2,202,978 km (0.084 R)
• M6: 3,917,519 km (0.05 R)
• M7: 4,925,959 km (0.103 R)
• M8: 5,465,409 km (0.088 R)
• M9: 5,723,465 km (0.075 R)
• M10: 6,956,750 km (0.081 R)
• M11: 7,860,919 km (0.046 R)
• M12: 8,736,216 km (0.083 R)
• M13: 9,526,392 km (0.057 R)
• M14: 10,285,153 km (0.083 R)
• M15: 11,414,467 km (0.031 R)
• M16: 12,052,352 km (0.044 R)
• M17: 12,402,262 km (0.055 R)
• M18: 13,260,206 km (0.037 R)
• M19: 13,680,276 km (0.118 R)
• M20: 14,399,842 km (0.115 R)
• M21: 14,993,596 km (0.049 R)
• M22: 15,758,640 km (0.111 R)
• M23: 17,869,017 km (0.092 R)
• M24: 18,670,562 km (0.115 R)
• M25: 19,796,436 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 9.6

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.37 AU - 4.83 AU

Year: 5536 Days

Day: 10.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 127.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,576,997 km

• M1: 119,828 km (0.119 R)
• M2: 537,206 km (0.09 R)
• M3: 1,132,007 km (0.099 R)
• M4: 1,459,028 km (0.094 R)
• M5: 1,933,403 km (0.101 R)
• M6: 2,594,177 km (0.092 R)
• M7: 3,951,478 km (0.113 R)
• M8: 4,719,065 km (0.033 R)
• M9: 5,379,240 km (0.09 R)
• M10: 5,852,568 km (0.081 R)
• M11: 6,257,529 km (0.048 R)
• M12: 6,916,957 km (0.093 R)
• M13: 8,143,659 km (0.06 R)
• M14: 9,551,974 km (0.08 R)
• M15: 9,895,450 km (0.118 R)
• M16: 15,030,696 km (0.052 R)
• M17: 15,851,241 km (0.098 R)
• M18: 16,516,802 km (0.104 R)
• M19: 17,517,911 km (0.066 R)
• M20: 18,959,735 km (0.106 R)
• M21: 20,057,035 km (0.082 R)
• M22: 22,227,551 km (0.078 R)
• M23: 26,859,699 km (0.086 R)
• M24: 27,892,523 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.3

Radius: 5.2

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.8 AU - 8.34 AU

Year: 13889 Days

Day: 20.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,576,997 km

• M1: 69,563 km (0.081 R)
• M2: 809,025 km (0.111 R)
• M3: 1,221,616 km (0.082 R)
• M4: 2,199,837 km (0.088 R)
• M5: 2,373,520 km (0.031 R)
• M6: 5,945,917 km (0.097 R)
• M7: 7,124,150 km (0.11 R)
• M8: 9,623,182 km (0.092 R)
• M9: 9,984,760 km (0.119 R)
• M10: 10,625,787 km (0.038 R)
• M11: 11,522,477 km (0.107 R)
• M12: 11,871,489 km (0.103 R)
• M13: 12,960,711 km (0.089 R)
• M14: 13,338,146 km (0.079 R)
• M15: 13,529,482 km (0.059 R)
• M16: 14,853,124 km (0.114 R)
• M17: 16,922,062 km (0.032 R)
• M18: 19,665,538 km (0.094 R)
• M19: 19,913,721 km (0.099 R)
• M20: 22,152,153 km (0.05 R)
• M21: 23,984,279 km (0.051 R)
• M22: 27,019,919 km (0.057 R)
• M23: 29,864,223 km (0.096 R)
• M24: 31,190,109 km (0.104 R)
• M25: 33,018,344 km (0.108 R)
• M26: 39,190,154 km (0.074 R)
• M27: 43,099,895 km (0.114 R)
• M28: 45,077,130 km (0.085 R)
• M29: 47,409,959 km (0.089 R)
• M30: 49,363,707 km (0.095 R)
• M31: 50,592,354 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.8

Radius: 6.6

Gravity: 18.22 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.11 AU - 10.63 AU

Year: 19127 Days

Day: 23 Hours

Environment

Temp: -244 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,576,997 km

• M1: 82,129 km (0.115 R)
• M2: 630,555 km (0.1 R)
• M3: 1,024,895 km (0.069 R)
• M4: 1,412,952 km (0.11 R)
• M5: 1,711,400 km (0.109 R)
• M6: 2,174,405 km (0.083 R)
• M7: 2,458,342 km (0.047 R)
• M8: 2,766,962 km (0.111 R)
• M9: 4,750,032 km (0.1 R)
• M10: 5,041,747 km (0.116 R)
• M11: 5,661,083 km (0.1 R)
• M12: 6,417,001 km (0.105 R)
• M13: 8,652,442 km (0.064 R)
• M14: 10,062,402 km (0.1 R)
• M15: 10,729,010 km (0.099 R)
• M16: 11,816,287 km (0.077 R)
• M17: 12,352,595 km (0.099 R)
• M18: 14,059,208 km (0.061 R)
• M19: 14,433,651 km (0.076 R)
• M20: 14,891,570 km (0.075 R)
• M21: 15,438,051 km (0.077 R)
• M22: 17,073,306 km (0.094 R)
• M23: 19,367,389 km (0.098 R)
• M24: 21,462,507 km (0.067 R)
• M25: 21,958,873 km (0.119 R)
• M26: 24,990,474 km (0.074 R)
• M27: 26,662,828 km (0.102 R)
• M28: 29,858,837 km (0.085 R)
• M29: 31,230,949 km (0.08 R)
• M30: 43,755,133 km (0.054 R)
• M31: 45,523,230 km (0.097 R)
• M32: 46,177,871 km (0.068 R)
• M33: 62,818,689 km (0.12 R)
• M34: 69,289,395 km (0.068 R)
• M35: 72,351,963 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 11,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit