🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.7

Radius: 10.5

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1 AU - 1.52 AU

Year: 994 Days

Day: 10.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,342,772 km

• M1: 130,599 km (0.086 R)
• M2: 531,970 km (0.099 R)
• M3: 858,841 km (0.105 R)
• M4: 1,247,646 km (0.118 R)
• M5: 1,754,933 km (0.049 R)
• M6: 2,083,300 km (0.103 R)
• M7: 2,716,099 km (0.11 R)
• M8: 3,118,816 km (0.09 R)
• M9: 3,621,465 km (0.062 R)
• M10: 3,948,486 km (0.091 R)
• M11: 5,051,023 km (0.069 R)
• M12: 5,460,771 km (0.102 R)
• M13: 8,649,450 km (0.098 R)
• M14: 9,703,666 km (0.077 R)
• M15: 10,588,238 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.1

Radius: 8.7

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.27 AU - 1.37 AU

Year: 1066 Days

Day: 9.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,342,772 km

• M1: 108,159 km (0.105 R)
• M2: 412,292 km (0.077 R)
• M3: 690,245 km (0.08 R)
• M4: 1,176,438 km (0.051 R)
• M5: 1,561,802 km (0.117 R)
• M6: 2,678,101 km (0.074 R)
• M7: 4,955,878 km (0.057 R)
• M8: 6,797,877 km (0.062 R)
• M9: 7,265,071 km (0.066 R)
• M10: 7,700,999 km (0.117 R)
• M11: 8,346,065 km (0.111 R)
• M12: 8,824,479 km (0.037 R)
• M13: 9,291,374 km (0.057 R)
• M14: 9,713,240 km (0.112 R)
• M15: 10,466,316 km (0.062 R)
• M16: 10,824,154 km (0.106 R)
• M17: 11,359,266 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.5

Radius: 11.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.25 AU - 1.75 AU

Year: 1291 Days

Day: 8.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,342,772 km

• M1: 146,606 km (0.059 R)
• M2: 708,645 km (0.068 R)
• M3: 1,129,015 km (0.047 R)
• M4: 1,592,769 km (0.106 R)
• M5: 3,325,261 km (0.112 R)
• M6: 5,873,960 km (0.089 R)
• M7: 6,579,015 km (0.069 R)
• M8: 8,948,346 km (0.119 R)
• M9: 9,362,284 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511

Radius: 11.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.2 AU - 1.84 AU

Year: 1317 Days

Day: 9.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,342,772 km

• M1: 150,346 km (0.109 R)
• M2: 612,005 km (0.09 R)
• M3: 1,087,577 km (0.083 R)
• M4: 2,026,303 km (0.027 R)
• M5: 2,656,559 km (0.068 R)
• M6: 3,073,189 km (0.119 R)
• M7: 3,973,918 km (0.087 R)
• M8: 5,139,884 km (0.092 R)
• M9: 5,603,188 km (0.092 R)
• M10: 6,160,440 km (0.083 R)
• M11: 9,052,766 km (0.066 R)
• M12: 9,791,181 km (0.08 R)
• M13: 11,055,731 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 13.4

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.69 AU - 5.65 AU

Year: 8263 Days

Day: 11.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,342,772 km

• M1: 166,951 km (0.087 R)
• M2: 616,044 km (0.117 R)
• M3: 1,246,749 km (0.111 R)
• M4: 2,058,766 km (0.08 R)
• M5: 2,642,347 km (0.042 R)
• M6: 3,473,513 km (0.068 R)
• M7: 5,853,914 km (0.111 R)
• M8: 8,631,199 km (0.115 R)
• M9: 9,917,142 km (0.119 R)
• M10: 12,025,724 km (0.1 R)
• M11: 13,747,446 km (0.112 R)
• M12: 14,233,190 km (0.06 R)
• M13: 17,604,229 km (0.054 R)
• M14: 19,210,611 km (0.094 R)
• M15: 22,882,191 km (0.108 R)
• M16: 24,350,045 km (0.1 R)
• M17: 26,903,232 km (0.101 R)
• M18: 28,832,895 km (0.118 R)
• M19: 29,932,888 km (0.053 R)
• M20: 42,901,977 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.4

Radius: 3.5

Gravity: 76.11 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.94 AU - 9.36 AU

Year: 14873 Days

Day: 24.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 62,342,772 km

• M1: 46,076 km (0.111 R)
• M2: 157,227 km (0.074 R)
• M3: 420,669 km (0.067 R)
• M4: 841,937 km (0.085 R)
• M5: 1,217,727 km (0.063 R)
• M6: 1,695,841 km (0.109 R)
• M7: 1,855,762 km (0.108 R)
• M8: 2,551,990 km (0.057 R)
• M9: 3,060,473 km (0.052 R)
• M10: 3,352,189 km (0.092 R)
• M11: 4,638,581 km (0.115 R)
• M12: 4,987,443 km (0.083 R)
• M13: 6,732,652 km (0.095 R)
• M14: 8,846,620 km (0.063 R)
• M15: 9,825,887 km (0.114 R)
• M16: 12,519,547 km (0.076 R)
• M17: 13,125,268 km (0.116 R)
• M18: 13,609,816 km (0.097 R)
• M19: 21,317,248 km (0.084 R)
• M20: 22,276,769 km (0.066 R)
• M21: 24,075,982 km (0.071 R)
• M22: 24,281,679 km (0.105 R)
• M23: 26,952,600 km (0.042 R)
• M24: 27,285,754 km (0.104 R)
• M25: 27,960,291 km (0.06 R)
• M26: 32,869,345 km (0.04 R)
• M27: 33,249,473 km (0.075 R)
• M28: 33,504,687 km (0.109 R)
• M29: 37,489,376 km (0.092 R)
• M30: 37,627,455 km (0.113 R)
• M31: 40,169,871 km (0.075 R)
• M32: 43,734,638 km (0.119 R)
• M33: 55,324,434 km (0.04 R)
• M34: 57,496,745 km (0.09 R)
• M35: 59,537,409 km (0.12 R)
• M36: 60,291,383 km (0.107 R)
• M37: 62,979,956 km (0.09 R)
• M38: 63,566,379 km (0.119 R)
• M39: 67,364,819 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.3

Radius: 7.2

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.3 AU - 9.1 AU

Year: 15019 Days

Day: 17.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,342,772 km

• M1: 90,656 km (0.049 R)
• M2: 330,312 km (0.087 R)
• M3: 681,568 km (0.078 R)
• M4: 907,311 km (0.095 R)
• M5: 1,245,851 km (0.038 R)
• M6: 1,682,677 km (0.028 R)
• M7: 1,963,322 km (0.094 R)
• M8: 2,217,639 km (0.081 R)
• M9: 2,619,459 km (0.085 R)
• M10: 3,438,806 km (0.119 R)
• M11: 4,634,841 km (0.095 R)
• M12: 8,181,508 km (0.069 R)
• M13: 10,826,398 km (0.111 R)
• M14: 11,920,407 km (0.093 R)
• M15: 13,341,138 km (0.12 R)
• M16: 13,992,786 km (0.047 R)
• M17: 16,367,503 km (0.099 R)
• M18: 17,572,813 km (0.106 R)
• M19: 17,883,079 km (0.111 R)
• M20: 18,276,222 km (0.102 R)
• M21: 18,594,716 km (0.105 R)
• M22: 20,670,536 km (0.075 R)
• M23: 21,190,838 km (0.106 R)
• M24: 22,438,783 km (0.104 R)
• M25: 23,829,445 km (0.11 R)
• M26: 30,189,598 km (0.119 R)
• M27: 38,761,407 km (0.071 R)
• M28: 45,393,379 km (0.059 R)
• M29: 45,831,252 km (0.03 R)
• M30: 48,823,359 km (0.11 R)
• M31: 49,900,614 km (0.048 R)
• M32: 50,523,240 km (0.106 R)
• M33: 52,102,395 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.6

Radius: 6.1

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.62 AU - 9.96 AU

Year: 21532 Days

Day: 19.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,342,772 km

• M1: 76,893 km (0.117 R)
• M2: 346,768 km (0.075 R)
• M3: 905,516 km (0.047 R)
• M4: 1,117,945 km (0.084 R)
• M5: 1,363,734 km (0.084 R)
• M6: 3,181,049 km (0.067 R)
• M7: 3,679,210 km (0.092 R)
• M8: 7,672,725 km (0.083 R)
• M9: 8,878,035 km (0.112 R)
• M10: 16,357,630 km (0.114 R)
• M11: 19,745,722 km (0.12 R)
• M12: 22,771,788 km (0.111 R)
• M13: 25,768,832 km (0.085 R)
• M14: 28,096,574 km (0.082 R)
• M15: 37,412,782 km (0.114 R)
• M16: 42,759,709 km (0.106 R)
• M17: 65,352,877 km (0.098 R)
• M18: 66,360,119 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.3

Radius: 4.8

Gravity: 12.77 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 9.99 AU - 10.25 AU

Year: 22630 Days

Day: 20.9 Hours

Environment

Temp: -246 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,342,772 km

• M1: 59,839 km (0.112 R)
• M2: 441,463 km (0.108 R)
• M3: 857,794 km (0.12 R)
• M4: 1,104,631 km (0.097 R)
• M5: 1,412,353 km (0.108 R)
• M6: 1,987,857 km (0.04 R)
• M7: 2,917,458 km (0.094 R)
• M8: 3,396,919 km (0.05 R)
• M9: 4,136,232 km (0.071 R)
• M10: 6,484,918 km (0.113 R)
• M11: 6,650,673 km (0.071 R)
• M12: 8,273,061 km (0.03 R)
• M13: 9,020,901 km (0.117 R)
• M14: 10,939,045 km (0.051 R)
• M15: 12,528,822 km (0.057 R)
• M16: 12,981,804 km (0.092 R)
• M17: 15,856,926 km (0.072 R)
• M18: 24,288,860 km (0.107 R)
• M19: 25,503,445 km (0.108 R)
• M20: 29,502,645 km (0.044 R)
• M21: 31,472,699 km (0.11 R)
• M22: 33,528,623 km (0.076 R)
• M23: 35,159,988 km (0.11 R)
• M24: 37,372,091 km (0.079 R)
• M25: 38,851,764 km (0.092 R)
• M26: 39,952,206 km (0.104 R)
• M27: 41,784,480 km (0.115 R)
• M28: 44,264,065 km (0.111 R)
• M29: 45,463,990 km (0.104 R)
• M30: 47,460,074 km (0.111 R)
• M31: 48,558,721 km (0.053 R)
• M32: 52,121,993 km (0.066 R)
• M33: 54,820,140 km (0.088 R)
• M34: 60,859,855 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 12,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit