🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 10.8

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.68 AU - 0.8 AU

Year: 411 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,583,773 km

• M1: 134,638 km (0.093 R)
• M2: 414,237 km (0.064 R)
• M3: 677,678 km (0.036 R)
• M4: 958,174 km (0.071 R)
• M5: 1,318,556 km (0.03 R)
• M6: 1,540,858 km (0.057 R)
• M7: 1,750,445 km (0.082 R)
• M8: 2,077,914 km (0.042 R)
• M9: 2,489,159 km (0.064 R)
• M10: 3,699,107 km (0.033 R)
• M11: 3,979,004 km (0.051 R)
• M12: 4,310,363 km (0.069 R)
• M13: 5,295,017 km (0.119 R)
• M14: 5,595,409 km (0.082 R)
• M15: 5,880,393 km (0.102 R)
• M16: 6,197,092 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.2

Radius: 12.5

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.68 AU - 1.04 AU

Year: 515 Days

Day: 9.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,583,773 km

• M1: 155,582 km (0.091 R)
• M2: 430,991 km (0.078 R)
• M3: 675,883 km (0.106 R)
• M4: 1,084,136 km (0.058 R)
• M5: 1,470,547 km (0.071 R)
• M6: 1,931,009 km (0.08 R)
• M7: 2,291,989 km (0.099 R)
• M8: 2,746,767 km (0.1 R)
• M9: 3,077,378 km (0.106 R)
• M10: 3,379,266 km (0.075 R)
• M11: 3,757,001 km (0.08 R)
• M12: 4,006,381 km (0.114 R)
• M13: 4,485,393 km (0.071 R)
• M14: 5,135,396 km (0.112 R)
• M15: 6,090,429 km (0.085 R)
• M16: 6,626,587 km (0.108 R)
• M17: 7,043,965 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.3

Radius: 9.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.23 AU - 1.53 AU

Year: 1047 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,583,773 km

• M1: 119,379 km (0.041 R)
• M2: 342,430 km (0.101 R)
• M3: 608,265 km (0.086 R)
• M4: 830,567 km (0.117 R)
• M5: 1,162,226 km (0.12 R)
• M6: 1,707,809 km (0.114 R)
• M7: 2,015,233 km (0.109 R)
• M8: 2,331,333 km (0.099 R)
• M9: 2,623,199 km (0.039 R)
• M10: 3,142,602 km (0.097 R)
• M11: 3,448,530 km (0.091 R)
• M12: 3,959,108 km (0.085 R)
• M13: 4,303,033 km (0.035 R)
• M14: 4,622,574 km (0.107 R)
• M15: 4,899,929 km (0.053 R)
• M16: 5,366,824 km (0.117 R)
• M17: 5,855,261 km (0.091 R)
• M18: 6,062,753 km (0.115 R)
• M19: 6,613,273 km (0.117 R)
• M20: 6,913,666 km (0.116 R)
• M21: 7,451,320 km (0.107 R)
• M22: 8,130,644 km (0.118 R)
• M23: 8,535,007 km (0.102 R)
• M24: 9,003,847 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.8

Radius: 10.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.34 AU - 1.44 AU

Year: 1058 Days

Day: 12.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,583,773 km

• M1: 133,292 km (0.075 R)
• M2: 329,265 km (0.072 R)
• M3: 632,500 km (0.058 R)
• M4: 1,050,476 km (0.114 R)
• M5: 1,378,694 km (0.062 R)
• M6: 1,904,381 km (0.048 R)
• M7: 2,116,959 km (0.088 R)
• M8: 3,348,898 km (0.114 R)
• M9: 3,689,083 km (0.1 R)
• M10: 4,494,967 km (0.081 R)
• M11: 4,902,621 km (0.11 R)
• M12: 5,772,533 km (0.09 R)
• M13: 6,015,929 km (0.037 R)
• M14: 6,472,801 km (0.116 R)
• M15: 6,900,202 km (0.045 R)
• M16: 7,551,102 km (0.09 R)
• M17: 8,540,094 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503

Radius: 13.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.84 AU - 2.94 AU

Year: 2386 Days

Day: 5.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,583,773 km

• M1: 167,699 km (0.094 R)
• M2: 439,519 km (0.113 R)
• M3: 723,007 km (0.063 R)
• M4: 1,114,055 km (0.069 R)
• M5: 1,778,868 km (0.062 R)
• M6: 2,159,894 km (0.099 R)
• M7: 2,670,322 km (0.044 R)
• M8: 3,001,681 km (0.114 R)
• M9: 3,757,001 km (0.091 R)
• M10: 4,348,661 km (0.085 R)
• M11: 4,652,943 km (0.052 R)
• M12: 5,686,365 km (0.073 R)
• M13: 6,434,803 km (0.084 R)
• M14: 7,492,161 km (0.093 R)
• M15: 7,915,523 km (0.092 R)
• M16: 8,258,102 km (0.116 R)
• M17: 9,803,298 km (0.109 R)
• M18: 10,108,029 km (0.106 R)
• M19: 10,574,026 km (0.093 R)
• M20: 11,131,278 km (0.112 R)
• M21: 11,510,659 km (0.116 R)
• M22: 11,813,445 km (0.103 R)
• M23: 12,064,021 km (0.057 R)
• M24: 13,210,240 km (0.086 R)
• M25: 14,409,267 km (0.108 R)
• M26: 16,176,317 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.1

Radius: 9.5

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.77 AU - 5.73 AU

Year: 6684 Days

Day: 10.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 51,583,773 km

• M1: 125,064 km (0.105 R)
• M2: 666,459 km (0.073 R)
• M3: 860,786 km (0.087 R)
• M4: 1,174,343 km (0.116 R)
• M5: 2,019,272 km (0.093 R)
• M6: 2,236,339 km (0.093 R)
• M7: 3,066,756 km (0.078 R)
• M8: 3,358,622 km (0.065 R)
• M9: 4,135,783 km (0.089 R)
• M10: 4,636,636 km (0.088 R)
• M11: 5,081,241 km (0.118 R)
• M12: 5,787,343 km (0.117 R)
• M13: 6,508,106 km (0.111 R)
• M14: 8,891,050 km (0.11 R)
• M15: 10,102,344 km (0.08 R)
• M16: 10,716,743 km (0.052 R)
• M17: 11,478,046 km (0.1 R)
• M18: 13,310,770 km (0.073 R)
• M19: 13,590,518 km (0.062 R)
• M20: 13,778,562 km (0.109 R)
• M21: 14,836,369 km (0.088 R)
• M22: 15,380,007 km (0.045 R)
• M23: 21,951,842 km (0.119 R)
• M24: 22,855,862 km (0.085 R)
• M25: 24,214,959 km (0.075 R)
• M26: 24,592,394 km (0.106 R)
• M27: 25,036,550 km (0.029 R)
• M28: 26,327,430 km (0.041 R)
• M29: 26,523,852 km (0.061 R)
• M30: 26,786,995 km (0.061 R)
• M31: 27,450,312 km (0.057 R)
• M32: 27,986,919 km (0.102 R)
• M33: 28,528,613 km (0.114 R)
• M34: 28,801,480 km (0.105 R)
• M35: 29,975,673 km (0.067 R)
• M36: 32,105,199 km (0.092 R)
• M37: 32,539,781 km (0.073 R)
• M38: 32,904,351 km (0.038 R)
• M39: 35,893,616 km (0.055 R)
• M40: 36,123,099 km (0.118 R)
• M41: 38,142,371 km (0.103 R)
• M42: 38,774,721 km (0.074 R)
• M43: 40,866,099 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.2

Radius: 11.2

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.39 AU - 5.45 AU

Year: 7046 Days

Day: 7.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,583,773 km

• M1: 220,806 km (0.088 R)
• M2: 513,719 km (0.097 R)
• M3: 974,331 km (0.059 R)
• M4: 1,801,009 km (0.116 R)
• M5: 2,018,075 km (0.097 R)
• M6: 3,245,077 km (0.096 R)
• M7: 3,464,387 km (0.074 R)
• M8: 3,831,052 km (0.098 R)
• M9: 4,501,849 km (0.053 R)
• M10: 5,100,390 km (0.088 R)
• M11: 5,395,546 km (0.058 R)
• M12: 6,577,669 km (0.115 R)
• M13: 7,432,471 km (0.059 R)
• M14: 9,827,533 km (0.099 R)
• M15: 10,160,538 km (0.06 R)
• M16: 11,411,176 km (0.109 R)
• M17: 13,026,683 km (0.048 R)
• M18: 13,380,482 km (0.055 R)
• M19: 14,440,084 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.2

Radius: 8.7

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.13 AU - 6.37 AU

Year: 7767 Days

Day: 14.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,583,773 km

• M1: 108,309 km (0.088 R)
• M2: 306,376 km (0.102 R)
• M3: 1,277,267 km (0.067 R)
• M4: 1,455,438 km (0.088 R)
• M5: 1,712,746 km (0.111 R)
• M6: 2,704,281 km (0.069 R)
• M7: 3,789,314 km (0.103 R)
• M8: 4,100,777 km (0.086 R)
• M9: 4,358,983 km (0.044 R)
• M10: 5,063,439 km (0.046 R)
• M11: 6,026,401 km (0.09 R)
• M12: 6,313,479 km (0.101 R)
• M13: 6,797,877 km (0.109 R)
• M14: 7,243,678 km (0.11 R)
• M15: 8,208,734 km (0.05 R)
• M16: 8,513,316 km (0.106 R)
• M17: 10,019,617 km (0.116 R)
• M18: 10,322,253 km (0.086 R)
• M19: 10,663,935 km (0.111 R)
• M20: 11,830,948 km (0.106 R)
• M21: 12,418,867 km (0.045 R)
• M22: 13,715,881 km (0.033 R)
• M23: 14,149,415 km (0.083 R)
• M24: 14,792,088 km (0.074 R)
• M25: 15,490,710 km (0.084 R)
• M26: 16,120,667 km (0.082 R)
• M27: 16,547,768 km (0.114 R)
• M28: 18,131,412 km (0.106 R)
• M29: 18,447,811 km (0.031 R)
• M30: 18,721,126 km (0.095 R)
• M31: 22,660,038 km (0.074 R)
• M32: 23,575,278 km (0.075 R)
• M33: 26,212,988 km (0.07 R)
• M34: 27,529,000 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.5

Radius: 14.8

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.77 AU - 6.01 AU

Year: 9230 Days

Day: 12.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 51,583,773 km

• M1: 250,427 km (0.08 R)
• M2: 534,513 km (0.032 R)
• M3: 1,472,641 km (0.082 R)
• M4: 2,047,247 km (0.084 R)
• M5: 2,426,029 km (0.096 R)
• M6: 2,839,667 km (0.044 R)
• M7: 3,851,846 km (0.102 R)
• M8: 4,151,191 km (0.097 R)
• M9: 4,844,877 km (0.108 R)
• M10: 5,150,505 km (0.096 R)
• M11: 6,365,240 km (0.103 R)
• M12: 7,410,331 km (0.054 R)
• M13: 10,716,144 km (0.087 R)
• M14: 11,311,843 km (0.089 R)
• M15: 12,163,952 km (0.108 R)
• M16: 14,748,704 km (0.092 R)
• M17: 15,069,442 km (0.041 R)
• M18: 16,163,601 km (0.082 R)
• M19: 16,838,736 km (0.092 R)
• M20: 19,129,379 km (0.088 R)
• M21: 19,494,847 km (0.029 R)
• M22: 20,049,555 km (0.093 R)
• M23: 21,055,302 km (0.04 R)
• M24: 21,890,656 km (0.05 R)
• M25: 22,281,855 km (0.074 R)
• M26: 22,875,010 km (0.064 R)
• M27: 24,495,305 km (0.106 R)
• M28: 25,186,896 km (0.072 R)
• M29: 27,830,141 km (0.045 R)
• M30: 30,376,296 km (0.08 R)
• M31: 32,398,860 km (0.081 R)
• M32: 33,676,126 km (0.102 R)
• M33: 35,390,219 km (0.105 R)
• M34: 35,721,578 km (0.103 R)
• M35: 36,978,050 km (0.101 R)
• M36: 37,913,187 km (0.098 R)
• M37: 39,207,508 km (0.08 R)
• M38: 39,906,578 km (0.103 R)
• M39: 41,413,029 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.9

Radius: 6.4

Gravity: 20.09 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.34 AU - 7.24 AU

Year: 10186 Days

Day: 16.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,583,773 km

• M1: 409,150 km (0.091 R)
• M2: 1,222,963 km (0.066 R)
• M3: 1,398,142 km (0.095 R)
• M4: 2,078,363 km (0.11 R)
• M5: 3,507,920 km (0.079 R)
• M6: 4,745,992 km (0.117 R)
• M7: 7,595,233 km (0.099 R)
• M8: 7,913,428 km (0.089 R)
• M9: 8,485,939 km (0.083 R)
• M10: 11,216,100 km (0.082 R)
• M11: 12,194,620 km (0.085 R)
• M12: 13,162,518 km (0.065 R)
• M13: 19,750,210 km (0.078 R)
• M14: 20,978,409 km (0.093 R)
• M15: 22,856,011 km (0.114 R)
• M16: 23,685,382 km (0.11 R)
• M17: 24,388,043 km (0.073 R)
• M18: 25,605,920 km (0.118 R)
• M19: 26,557,362 km (0.115 R)
• M20: 28,207,127 km (0.082 R)
• M21: 29,360,527 km (0.076 R)
• M22: 31,094,217 km (0.069 R)
• M23: 33,704,849 km (0.055 R)
• M24: 34,038,602 km (0.079 R)
• M25: 34,458,074 km (0.114 R)
• M26: 34,880,090 km (0.103 R)
• M27: 35,732,050 km (0.041 R)
• M28: 38,438,275 km (0.102 R)
• M29: 40,967,826 km (0.115 R)
• M30: 41,705,343 km (0.046 R)
• M31: 42,730,238 km (0.096 R)
• M32: 43,957,539 km (0.09 R)
• M33: 45,202,193 km (0.08 R)
• M34: 48,840,114 km (0.111 R)
• M35: 50,558,844 km (0.118 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: 501 - 18,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit