🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.1

Radius: 9.5

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.04 AU - 2.6 AU

Year: 1589 Days

Day: 10.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,730,746 km

• M1: 118,332 km (0.111 R)
• M2: 428,598 km (0.095 R)
• M3: 882,627 km (0.108 R)
• M4: 2,429,170 km (0.108 R)
• M5: 3,233,408 km (0.117 R)
• M6: 4,018,947 km (0.12 R)
• M7: 5,940,980 km (0.083 R)
• M8: 7,615,579 km (0.112 R)
• M9: 7,961,599 km (0.083 R)
• M10: 8,685,204 km (0.099 R)
• M11: 9,353,756 km (0.052 R)
• M12: 12,179,211 km (0.119 R)
• M13: 13,891,957 km (0.082 R)
• M14: 14,984,620 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.2

Radius: 14.3

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.25 AU - 3.77 AU

Year: 2957 Days

Day: 11 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,730,746 km

• M1: 178,171 km (0.111 R)
• M2: 625,768 km (0.063 R)
• M3: 1,084,884 km (0.065 R)
• M4: 1,533,229 km (0.075 R)
• M5: 2,169,468 km (0.076 R)
• M6: 2,655,512 km (0.045 R)
• M7: 3,214,858 km (0.112 R)
• M8: 4,491,826 km (0.096 R)
• M9: 6,034,180 km (0.083 R)
• M10: 7,756,650 km (0.087 R)
• M11: 8,304,327 km (0.103 R)
• M12: 9,107,818 km (0.116 R)
• M13: 10,537,375 km (0.118 R)
• M14: 12,683,955 km (0.115 R)
• M15: 14,783,710 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 11.9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.87 AU - 5.07 AU

Year: 4981 Days

Day: 7.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,730,746 km

• M1: 162,314 km (0.065 R)
• M2: 561,590 km (0.107 R)
• M3: 1,056,759 km (0.089 R)
• M4: 1,828,535 km (0.085 R)
• M5: 2,439,941 km (0.077 R)
• M6: 3,184,340 km (0.079 R)
• M7: 4,818,697 km (0.09 R)
• M8: 6,919,350 km (0.103 R)
• M9: 7,902,508 km (0.107 R)
• M10: 8,689,243 km (0.084 R)
• M11: 9,701,422 km (0.117 R)
• M12: 10,145,578 km (0.114 R)
• M13: 11,075,030 km (0.065 R)
• M14: 11,858,773 km (0.096 R)
• M15: 13,210,838 km (0.098 R)
• M16: 14,318,760 km (0.086 R)
• M17: 14,954,102 km (0.09 R)
• M18: 19,586,700 km (0.111 R)
• M19: 22,303,995 km (0.093 R)
• M20: 24,684,397 km (0.1 R)
• M21: 26,448,305 km (0.074 R)
• M22: 29,203,748 km (0.111 R)
• M23: 31,561,112 km (0.09 R)
• M24: 33,637,081 km (0.073 R)
• M25: 34,042,491 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.2

Radius: 12.7

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.67 AU - 6.77 AU

Year: 7832 Days

Day: 8.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,730,746 km

• M1: 163,959 km (0.091 R)
• M2: 591,959 km (0.096 R)
• M3: 1,003,353 km (0.102 R)
• M4: 2,353,773 km (0.047 R)
• M5: 3,060,623 km (0.109 R)
• M6: 3,519,290 km (0.032 R)
• M7: 4,294,057 km (0.113 R)
• M8: 5,179,527 km (0.103 R)
• M9: 5,590,472 km (0.071 R)
• M10: 6,215,492 km (0.053 R)
• M11: 7,132,826 km (0.032 R)
• M12: 8,295,202 km (0.068 R)
• M13: 9,711,146 km (0.097 R)
• M14: 10,476,788 km (0.099 R)
• M15: 11,825,412 km (0.049 R)
• M16: 13,395,293 km (0.109 R)
• M17: 14,173,800 km (0.101 R)
• M18: 15,760,285 km (0.109 R)
• M19: 17,396,886 km (0.076 R)
• M20: 18,526,649 km (0.093 R)
• M21: 23,858,916 km (0.102 R)
• M22: 24,590,150 km (0.093 R)
• M23: 26,354,657 km (0.099 R)
• M24: 31,085,091 km (0.112 R)
• M25: 32,055,533 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.7

Radius: 13

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.64 AU - 8.86 AU

Year: 8777 Days

Day: 15 Hours

Environment

Temp: -190 °C

Axial Tilt: 81.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,730,746 km

• M1: 162,613 km (0.067 R)
• M2: 568,622 km (0.067 R)
• M3: 2,474,648 km (0.098 R)
• M4: 3,035,490 km (0.115 R)
• M5: 4,169,143 km (0.117 R)
• M6: 5,029,331 km (0.118 R)
• M7: 6,611,029 km (0.072 R)
• M8: 9,740,467 km (0.071 R)
• M9: 10,732,450 km (0.095 R)
• M10: 16,796,999 km (0.093 R)
• M11: 17,428,601 km (0.106 R)
• M12: 20,272,007 km (0.113 R)
• M13: 23,498,385 km (0.086 R)
• M14: 25,279,048 km (0.112 R)
• M15: 26,861,943 km (0.12 R)
• M16: 28,116,321 km (0.049 R)
• M17: 28,609,097 km (0.105 R)
• M18: 29,713,428 km (0.098 R)
• M19: 31,900,250 km (0.113 R)
• M20: 32,978,551 km (0.117 R)
• M21: 34,304,288 km (0.053 R)
• M22: 35,093,865 km (0.099 R)
• M23: 37,416,821 km (0.092 R)
• M24: 38,133,245 km (0.113 R)
• M25: 39,102,639 km (0.115 R)
• M26: 40,088,489 km (0.076 R)
• M27: 41,598,231 km (0.076 R)
• M28: 42,109,706 km (0.113 R)
• M29: 42,884,922 km (0.071 R)
• M30: 44,597,220 km (0.12 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 17,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit