🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585

Radius: 13.6

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.03 AU - 1.05 AU

Year: 719 Days

Day: 14.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,385,003 km

• M1: 169,195 km (0.065 R)
• M2: 719,267 km (0.074 R)
• M3: 1,308,533 km (0.116 R)
• M4: 2,302,461 km (0.117 R)
• M5: 3,237,747 km (0.114 R)
• M6: 3,935,172 km (0.093 R)
• M7: 5,081,840 km (0.091 R)
• M8: 5,798,862 km (0.095 R)
• M9: 6,400,096 km (0.078 R)
• M10: 6,830,938 km (0.084 R)
• M11: 7,502,333 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.1

Radius: 12.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.22 AU - 1.24 AU

Year: 925 Days

Day: 12.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,385,003 km

• M1: 160,070 km (0.076 R)
• M2: 572,661 km (0.084 R)
• M3: 1,020,257 km (0.105 R)
• M4: 1,569,581 km (0.089 R)
• M5: 2,157,800 km (0.079 R)
• M6: 2,648,481 km (0.04 R)
• M7: 3,186,734 km (0.064 R)
• M8: 3,692,973 km (0.113 R)
• M9: 4,252,619 km (0.117 R)
• M10: 4,656,683 km (0.102 R)
• M11: 5,465,109 km (0.114 R)
• M12: 6,987,417 km (0.062 R)
• M13: 7,601,517 km (0.115 R)
• M14: 8,022,335 km (0.112 R)
• M15: 9,184,262 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.1

Radius: 13.4

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.96 AU - 2.38 AU

Year: 2168 Days

Day: 5.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,385,003 km

• M1: 167,250 km (0.113 R)
• M2: 1,163,572 km (0.104 R)
• M3: 2,001,919 km (0.118 R)
• M4: 2,693,510 km (0.079 R)
• M5: 3,325,112 km (0.116 R)
• M6: 4,128,752 km (0.091 R)
• M7: 5,458,378 km (0.12 R)
• M8: 6,297,622 km (0.098 R)
• M9: 6,761,674 km (0.104 R)
• M10: 7,332,240 km (0.083 R)
• M11: 9,238,865 km (0.061 R)
• M12: 10,080,353 km (0.073 R)
• M13: 12,548,718 km (0.106 R)
• M14: 13,161,471 km (0.115 R)
• M15: 15,120,754 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.6

Radius: 3.9

Gravity: 60.26 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.52 AU - 8.58 AU

Year: 16957 Days

Day: 22.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,385,003 km

• M1: 48,769 km (0.108 R)
• M2: 175,030 km (0.073 R)
• M3: 379,530 km (0.106 R)
• M4: 555,307 km (0.1 R)
• M5: 704,606 km (0.044 R)
• M6: 858,692 km (0.038 R)
• M7: 1,429,557 km (0.116 R)
• M8: 2,462,231 km (0.026 R)
• M9: 2,745,869 km (0.105 R)
• M10: 3,406,643 km (0.109 R)
• M11: 4,399,075 km (0.044 R)
• M12: 5,297,859 km (0.055 R)
• M13: 5,452,244 km (0.041 R)
• M14: 6,707,520 km (0.057 R)
• M15: 8,825,227 km (0.099 R)
• M16: 9,600,892 km (0.05 R)
• M17: 11,737,000 km (0.082 R)
• M18: 15,464,231 km (0.055 R)
• M19: 16,180,506 km (0.119 R)
• M20: 18,373,760 km (0.044 R)
• M21: 18,727,858 km (0.107 R)
• M22: 19,817,529 km (0.091 R)
• M23: 22,321,947 km (0.062 R)
• M24: 27,369,978 km (0.12 R)
• M25: 30,341,590 km (0.083 R)
• M26: 35,123,336 km (0.108 R)
• M27: 35,668,471 km (0.079 R)
• M28: 39,938,592 km (0.096 R)
• M29: 40,681,795 km (0.071 R)
• M30: 45,175,565 km (0.091 R)
• M31: 46,798,702 km (0.071 R)
• M32: 52,076,814 km (0.104 R)
• M33: 61,009,901 km (0.095 R)
• M34: 64,200,225 km (0.102 R)
• M35: 66,249,567 km (0.101 R)
• M36: 67,920,276 km (0.111 R)
• M37: 70,478,549 km (0.085 R)
• M38: 72,000,109 km (0.117 R)
• M39: 73,765,663 km (0.186 R)
• M40: 74,659,211 km (0.216 R)

Asteroid Belt

Center: 9.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.9

Radius: 7.5

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.4 AU - 12.18 AU

Year: 20776 Days

Day: 24.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,385,003 km

• M1: 93,199 km (0.07 R)
• M2: 690,245 km (0.075 R)
• M3: 1,020,706 km (0.075 R)
• M4: 1,392,607 km (0.086 R)
• M5: 4,109,603 km (0.05 R)
• M6: 5,967,908 km (0.1 R)
• M7: 7,464,186 km (0.1 R)
• M8: 13,869,518 km (0.052 R)
• M9: 22,682,777 km (0.109 R)
• M10: 22,993,043 km (0.106 R)
• M11: 30,686,263 km (0.118 R)
• M12: 34,353,805 km (0.096 R)
• M13: 38,449,645 km (0.064 R)
• M14: 42,702,114 km (0.1 R)
• M15: 45,595,337 km (0.117 R)
• M16: 48,616,615 km (0.108 R)
• M17: 51,056,856 km (0.112 R)
• M18: 52,307,045 km (0.041 R)
• M19: 60,438,138 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 19,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit