🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 12.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.5 AU - 0.52 AU

Year: 251 Days

Day: 5.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,205,004 km

• M1: 153,039 km (0.118 R)
• M2: 745,297 km (0.103 R)
• M3: 1,242,710 km (0.077 R)
• M4: 1,912,310 km (0.093 R)
• M5: 2,554,982 km (0.116 R)
• M6: 3,813,998 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.1

Radius: 14.4

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.89 AU - 1.35 AU

Year: 818 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,205,004 km

• M1: 179,368 km (0.105 R)
• M2: 699,819 km (0.093 R)
• M3: 1,287,888 km (0.066 R)
• M4: 1,778,569 km (0.099 R)
• M5: 2,726,870 km (0.12 R)
• M6: 3,731,719 km (0.07 R)
• M7: 4,246,635 km (0.108 R)
• M8: 4,862,529 km (0.098 R)
• M9: 5,656,295 km (0.112 R)
• M10: 6,105,687 km (0.106 R)
• M11: 7,503,081 km (0.067 R)
• M12: 8,174,476 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.4

Radius: 10

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.58 AU - 1.7 AU

Year: 1450 Days

Day: 6.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,205,004 km

• M1: 124,465 km (0.096 R)
• M2: 653,743 km (0.092 R)
• M3: 1,012,778 km (0.039 R)
• M4: 1,706,762 km (0.06 R)
• M5: 2,142,840 km (0.1 R)
• M6: 3,471,867 km (0.08 R)
• M7: 5,540,656 km (0.079 R)
• M8: 6,101,349 km (0.073 R)
• M9: 6,431,512 km (0.034 R)
• M10: 7,179,651 km (0.072 R)
• M11: 7,521,482 km (0.069 R)
• M12: 8,068,412 km (0.037 R)
• M13: 8,467,090 km (0.097 R)
• M14: 8,968,692 km (0.063 R)
• M15: 9,521,306 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869

Radius: 8

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.77 AU - 2.07 AU

Year: 1836 Days

Day: 8.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 175.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,205,004 km

• M1: 99,782 km (0.108 R)
• M2: 416,630 km (0.032 R)
• M3: 813,962 km (0.12 R)
• M4: 1,111,063 km (0.049 R)
• M5: 1,387,819 km (0.077 R)
• M6: 1,658,891 km (0.101 R)
• M7: 2,036,177 km (0.118 R)
• M8: 2,797,181 km (0.119 R)
• M9: 3,234,755 km (0.099 R)
• M10: 3,717,058 km (0.035 R)
• M11: 4,168,096 km (0.076 R)
• M12: 4,825,579 km (0.115 R)
• M13: 6,216,540 km (0.106 R)
• M14: 6,476,391 km (0.109 R)
• M15: 6,907,382 km (0.12 R)
• M16: 8,631,797 km (0.07 R)
• M17: 10,810,541 km (0.071 R)
• M18: 11,149,230 km (0.087 R)
• M19: 12,086,910 km (0.073 R)
• M20: 13,161,022 km (0.093 R)
• M21: 13,985,157 km (0.092 R)
• M22: 14,342,397 km (0.109 R)
• M23: 14,705,620 km (0.081 R)
• M24: 15,450,618 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.2

Radius: 7.3

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.92 AU - 7.24 AU

Year: 11651 Days

Day: 20.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,205,004 km

• M1: 90,806 km (0.091 R)
• M2: 536,458 km (0.073 R)
• M3: 868,266 km (0.085 R)
• M4: 1,110,166 km (0.055 R)
• M5: 1,490,593 km (0.083 R)
• M6: 2,735,547 km (0.099 R)
• M7: 3,081,866 km (0.056 R)
• M8: 3,313,144 km (0.077 R)
• M9: 3,707,185 km (0.117 R)
• M10: 4,356,739 km (0.082 R)
• M11: 5,604,535 km (0.117 R)
• M12: 6,128,726 km (0.082 R)
• M13: 6,458,738 km (0.103 R)
• M14: 7,274,795 km (0.106 R)
• M15: 8,422,809 km (0.058 R)
• M16: 9,347,773 km (0.093 R)
• M17: 10,287,696 km (0.03 R)
• M18: 10,597,214 km (0.119 R)
• M19: 11,729,670 km (0.039 R)
• M20: 12,010,764 km (0.084 R)
• M21: 12,528,074 km (0.067 R)
• M22: 14,488,554 km (0.089 R)
• M23: 14,812,284 km (0.107 R)
• M24: 15,340,364 km (0.093 R)
• M25: 15,676,810 km (0.095 R)
• M26: 18,547,593 km (0.029 R)
• M27: 19,006,409 km (0.093 R)
• M28: 21,165,406 km (0.107 R)
• M29: 29,849,114 km (0.073 R)
• M30: 31,874,968 km (0.101 R)
• M31: 37,276,797 km (0.072 R)
• M32: 41,284,674 km (0.042 R)
• M33: 41,544,226 km (0.087 R)
• M34: 43,526,248 km (0.093 R)
• M35: 44,336,471 km (0.104 R)
• M36: 44,608,739 km (0.087 R)
• M37: 45,156,566 km (0.115 R)
• M38: 45,986,834 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.4

Radius: 4.4

Gravity: 47.13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.57 AU - 8.01 AU

Year: 12213 Days

Day: 16.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,205,004 km

• M1: 55,202 km (0.11 R)
• M2: 230,830 km (0.12 R)
• M3: 382,971 km (0.119 R)
• M4: 835,953 km (0.04 R)
• M5: 1,334,263 km (0.055 R)
• M6: 1,696,440 km (0.105 R)
• M7: 2,046,050 km (0.053 R)
• M8: 3,821,627 km (0.031 R)
• M9: 7,224,530 km (0.093 R)
• M10: 8,040,586 km (0.078 R)
• M11: 9,170,499 km (0.03 R)
• M12: 9,854,012 km (0.119 R)
• M13: 11,086,848 km (0.052 R)
• M14: 11,559,577 km (0.11 R)
• M15: 12,231,421 km (0.105 R)
• M16: 17,679,327 km (0.096 R)
• M17: 22,338,403 km (0.097 R)
• M18: 23,186,922 km (0.102 R)
• M19: 23,667,580 km (0.1 R)
• M20: 32,765,075 km (0.07 R)
• M21: 33,006,077 km (0.082 R)
• M22: 39,018,715 km (0.031 R)
• M23: 41,502,040 km (0.097 R)
• M24: 41,784,331 km (0.046 R)
• M25: 44,677,853 km (0.09 R)
• M26: 53,818,881 km (0.11 R)
• M27: 55,682,422 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.2

Radius: 5.7

Gravity: 15.58 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.43 AU - 8.09 AU

Year: 14921 Days

Day: 22.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,205,004 km

• M1: 71,059 km (0.114 R)
• M2: 656,435 km (0.081 R)
• M3: 986,149 km (0.12 R)
• M4: 1,259,165 km (0.098 R)
• M5: 1,674,449 km (0.086 R)
• M6: 2,028,996 km (0.112 R)
• M7: 3,245,975 km (0.113 R)
• M8: 4,081,180 km (0.073 R)
• M9: 5,255,224 km (0.09 R)
• M10: 8,437,170 km (0.097 R)
• M11: 8,628,506 km (0.057 R)
• M12: 11,975,609 km (0.099 R)
• M13: 12,962,057 km (0.115 R)
• M14: 22,056,411 km (0.097 R)
• M15: 23,345,795 km (0.092 R)
• M16: 29,333,599 km (0.107 R)
• M17: 32,269,158 km (0.114 R)
• M18: 33,210,279 km (0.116 R)
• M19: 38,716,228 km (0.077 R)
• M20: 48,986,571 km (0.054 R)
• M21: 54,741,900 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.5

Radius: 6.4

Gravity: 22.03 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.88 AU - 10.94 AU

Year: 19925 Days

Day: 21.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,205,004 km

• M1: 79,736 km (0.104 R)
• M2: 297,999 km (0.03 R)
• M3: 1,272,330 km (0.077 R)
• M4: 1,943,725 km (0.114 R)
• M5: 3,176,860 km (0.107 R)
• M6: 3,552,800 km (0.08 R)
• M7: 4,393,390 km (0.029 R)
• M8: 4,860,285 km (0.119 R)
• M9: 9,919,236 km (0.043 R)
• M10: 11,566,608 km (0.062 R)
• M11: 14,834,723 km (0.113 R)
• M12: 16,298,389 km (0.119 R)
• M13: 18,396,200 km (0.105 R)
• M14: 18,854,867 km (0.072 R)
• M15: 20,179,706 km (0.045 R)
• M16: 20,471,421 km (0.104 R)
• M17: 21,972,786 km (0.1 R)
• M18: 22,593,318 km (0.096 R)
• M19: 22,802,755 km (0.115 R)
• M20: 23,977,846 km (0.036 R)
• M21: 25,872,503 km (0.068 R)
• M22: 28,591,594 km (0.094 R)
• M23: 29,580,436 km (0.074 R)
• M24: 31,495,438 km (0.11 R)
• M25: 35,712,153 km (0.109 R)
• M26: 36,282,271 km (0.101 R)
• M27: 40,444,233 km (0.086 R)
• M28: 43,604,638 km (0.086 R)
• M29: 48,300,066 km (0.087 R)
• M30: 48,822,312 km (0.04 R)
• M31: 53,321,767 km (0.111 R)
• M32: 61,286,059 km (0.103 R)
• M33: 72,253,228 km (0.12 R)
• M34: 75,945,902 km (0.11 R)
• M35: 77,838,614 km (0.11 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: 471 - 13,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit