🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.9

Radius: 10.3

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.44 AU - 2.12 AU

Year: 1558 Days

Day: 9.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,086,180 km

• M1: 128,056 km (0.047 R)
• M2: 490,531 km (0.104 R)
• M3: 827,127 km (0.1 R)
• M4: 1,465,910 km (0.036 R)
• M5: 1,928,616 km (0.03 R)
• M6: 2,460,885 km (0.094 R)
• M7: 3,027,562 km (0.059 R)
• M8: 3,457,955 km (0.084 R)
• M9: 4,057,693 km (0.1 R)
• M10: 4,935,383 km (0.099 R)
• M11: 5,720,174 km (0.113 R)
• M12: 6,056,619 km (0.092 R)
• M13: 7,010,007 km (0.105 R)
• M14: 7,537,040 km (0.118 R)
• M15: 8,060,483 km (0.073 R)
• M16: 8,453,626 km (0.084 R)
• M17: 9,180,373 km (0.084 R)
• M18: 9,879,743 km (0.112 R)
• M19: 10,400,792 km (0.074 R)
• M20: 12,310,708 km (0.103 R)
• M21: 13,749,839 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.4

Radius: 8.8

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2 AU - 2.62 AU

Year: 2303 Days

Day: 5.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,086,180 km

• M1: 112,946 km (0.052 R)
• M2: 393,442 km (0.081 R)
• M3: 705,204 km (0.065 R)
• M4: 1,238,371 km (0.079 R)
• M5: 1,668,764 km (0.082 R)
• M6: 2,045,601 km (0.083 R)
• M7: 2,354,820 km (0.112 R)
• M8: 4,875,245 km (0.03 R)
• M9: 5,265,247 km (0.118 R)
• M10: 6,588,889 km (0.112 R)
• M11: 7,596,729 km (0.113 R)
• M12: 9,452,790 km (0.093 R)
• M13: 10,023,955 km (0.118 R)
• M14: 11,632,880 km (0.115 R)
• M15: 11,998,946 km (0.089 R)
• M16: 13,540,402 km (0.071 R)
• M17: 14,780,120 km (0.053 R)
• M18: 15,696,856 km (0.078 R)
• M19: 16,702,153 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.3

Radius: 10.5

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.49 AU - 3.63 AU

Year: 3511 Days

Day: 12.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,086,180 km

• M1: 159,621 km (0.066 R)
• M2: 891,454 km (0.12 R)
• M3: 1,844,542 km (0.118 R)
• M4: 2,272,242 km (0.113 R)
• M5: 2,619,608 km (0.076 R)
• M6: 3,016,940 km (0.066 R)
• M7: 3,916,771 km (0.083 R)
• M8: 4,865,671 km (0.107 R)
• M9: 5,491,588 km (0.076 R)
• M10: 6,384,688 km (0.106 R)
• M11: 7,292,447 km (0.117 R)
• M12: 7,832,795 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.4

Radius: 9.7

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.14 AU - 5 AU

Year: 6409 Days

Day: 5.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,086,180 km

• M1: 133,591 km (0.111 R)
• M2: 474,824 km (0.104 R)
• M3: 804,837 km (0.088 R)
• M4: 1,273,078 km (0.071 R)
• M5: 2,217,639 km (0.04 R)
• M6: 3,379,416 km (0.112 R)
• M7: 3,776,299 km (0.104 R)
• M8: 4,154,931 km (0.087 R)
• M9: 4,532,965 km (0.065 R)
• M10: 4,879,135 km (0.1 R)
• M11: 5,358,297 km (0.062 R)
• M12: 6,678,049 km (0.113 R)
• M13: 7,056,831 km (0.077 R)
• M14: 8,557,297 km (0.074 R)
• M15: 9,171,397 km (0.043 R)
• M16: 9,991,043 km (0.076 R)
• M17: 11,047,803 km (0.065 R)
• M18: 11,480,889 km (0.115 R)
• M19: 11,875,528 km (0.056 R)
• M20: 13,490,586 km (0.056 R)
• M21: 13,985,606 km (0.061 R)
• M22: 17,343,480 km (0.058 R)
• M23: 18,127,223 km (0.081 R)
• M24: 18,798,169 km (0.093 R)
• M25: 19,139,851 km (0.092 R)
• M26: 20,261,087 km (0.053 R)
• M27: 23,887,489 km (0.117 R)
• M28: 26,703,519 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.3

Radius: 13.7

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.17 AU - 6.55 AU

Year: 9306 Days

Day: 10.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,086,180 km

• M1: 171,290 km (0.102 R)
• M2: 609,312 km (0.046 R)
• M3: 1,074,262 km (0.087 R)
• M4: 1,510,789 km (0.07 R)
• M5: 2,116,361 km (0.112 R)
• M6: 2,783,717 km (0.067 R)
• M7: 3,848,704 km (0.1 R)
• M8: 5,229,343 km (0.068 R)
• M9: 6,526,506 km (0.049 R)
• M10: 7,326,107 km (0.038 R)
• M11: 8,068,561 km (0.025 R)
• M12: 9,387,117 km (0.074 R)
• M13: 11,757,944 km (0.11 R)
• M14: 13,279,354 km (0.038 R)
• M15: 16,710,232 km (0.096 R)
• M16: 18,206,809 km (0.116 R)
• M17: 22,017,515 km (0.104 R)
• M18: 26,872,116 km (0.11 R)
• M19: 29,018,546 km (0.119 R)
• M20: 31,377,705 km (0.093 R)
• M21: 34,503,103 km (0.103 R)
• M22: 36,810,800 km (0.119 R)
• M23: 37,830,609 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.8

Radius: 6.4

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.64 AU - 7.73 AU

Year: 10078 Days

Day: 15.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 78.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,086,180 km

• M1: 79,736 km (0.064 R)
• M2: 286,330 km (0.105 R)
• M3: 496,964 km (0.085 R)
• M4: 800,648 km (0.089 R)
• M5: 1,091,466 km (0.059 R)
• M6: 1,312,123 km (0.105 R)
• M7: 1,831,078 km (0.115 R)
• M8: 2,358,111 km (0.117 R)
• M9: 3,310,451 km (0.105 R)
• M10: 4,139,523 km (0.119 R)
• M11: 4,392,642 km (0.11 R)
• M12: 4,737,166 km (0.108 R)
• M13: 5,570,875 km (0.097 R)
• M14: 6,464,872 km (0.058 R)
• M15: 7,268,063 km (0.065 R)
• M16: 11,995,804 km (0.087 R)
• M17: 12,459,408 km (0.058 R)
• M18: 13,477,123 km (0.073 R)
• M19: 15,555,635 km (0.079 R)
• M20: 16,231,070 km (0.1 R)
• M21: 17,378,336 km (0.066 R)
• M22: 21,819,298 km (0.086 R)
• M23: 24,586,410 km (0.068 R)
• M24: 24,916,872 km (0.088 R)
• M25: 26,182,470 km (0.12 R)
• M26: 27,313,430 km (0.106 R)
• M27: 31,093,319 km (0.081 R)
• M28: 31,869,433 km (0.035 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.7

Radius: 6.1

Gravity: 17.54 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.84 AU - 13.08 AU

Year: 23803 Days

Day: 21.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,086,180 km

• M1: 77,193 km (0.11 R)
• M2: 321,486 km (0.115 R)
• M3: 616,493 km (0.095 R)
• M4: 831,914 km (0.094 R)
• M5: 1,058,555 km (0.107 R)
• M6: 1,266,496 km (0.06 R)
• M7: 1,468,901 km (0.098 R)
• M8: 2,020,618 km (0.066 R)
• M9: 2,299,020 km (0.114 R)
• M10: 5,781,659 km (0.109 R)
• M11: 6,801,916 km (0.119 R)
• M12: 7,038,729 km (0.095 R)
• M13: 7,232,159 km (0.028 R)
• M14: 10,767,307 km (0.116 R)
• M15: 11,417,758 km (0.105 R)
• M16: 13,825,536 km (0.11 R)
• M17: 14,437,691 km (0.029 R)
• M18: 14,988,061 km (0.116 R)
• M19: 16,298,239 km (0.096 R)
• M20: 18,131,561 km (0.028 R)
• M21: 25,913,044 km (0.099 R)
• M22: 28,400,258 km (0.102 R)
• M23: 29,139,122 km (0.119 R)
• M24: 41,496,205 km (0.103 R)
• M25: 42,767,338 km (0.118 R)
• M26: 43,250,689 km (0.043 R)
• M27: 44,722,433 km (0.081 R)
• M28: 48,985,224 km (0.118 R)
• M29: 51,486,800 km (0.064 R)
• M30: 53,884,854 km (0.104 R)
• M31: 55,206,401 km (0.111 R)
• M32: 58,505,633 km (0.083 R)
• M33: 62,967,090 km (0.084 R)
• M34: 68,306,238 km (0.105 R)
• M35: 68,745,906 km (0.095 R)
• M36: 78,662,600 km (0.115 R)
• M37: 79,630,797 km (0.058 R)
• M38: 82,832,341 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 17,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit