🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.7

Radius: 8.1

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.79 AU - 0.95 AU

Year: 524 Days

Day: 14.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,372,965 km

• M1: 100,829 km (0.046 R)
• M2: 414,237 km (0.061 R)
• M3: 719,566 km (0.092 R)
• M4: 1,188,555 km (0.089 R)
• M5: 1,499,419 km (0.066 R)
• M6: 1,941,332 km (0.08 R)
• M7: 2,296,926 km (0.117 R)
• M8: 2,774,741 km (0.095 R)
• M9: 3,584,215 km (0.11 R)
• M10: 3,865,609 km (0.084 R)
• M11: 5,188,054 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.4

Radius: 8.6

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.14 AU - 1.2 AU

Year: 817 Days

Day: 8 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,372,965 km

• M1: 107,112 km (0.1 R)
• M2: 385,963 km (0.081 R)
• M3: 667,805 km (0.07 R)
• M4: 1,197,531 km (0.079 R)
• M5: 1,704,817 km (0.107 R)
• M6: 2,013,288 km (0.059 R)
• M7: 2,338,813 km (0.066 R)
• M8: 2,893,672 km (0.114 R)
• M9: 3,208,874 km (0.083 R)
• M10: 4,481,952 km (0.117 R)
• M11: 5,701,923 km (0.073 R)
• M12: 6,259,025 km (0.117 R)
• M13: 7,043,517 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.9

Radius: 8.1

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.13 AU - 1.29 AU

Year: 859 Days

Day: 13.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,372,965 km

• M1: 100,829 km (0.113 R)
• M2: 395,537 km (0.117 R)
• M3: 733,030 km (0.092 R)
• M4: 990,338 km (0.045 R)
• M5: 2,140,147 km (0.115 R)
• M6: 2,491,403 km (0.104 R)
• M7: 3,350,394 km (0.073 R)
• M8: 3,653,180 km (0.117 R)
• M9: 4,981,459 km (0.07 R)
• M10: 5,774,029 km (0.072 R)
• M11: 6,820,017 km (0.043 R)
• M12: 7,128,039 km (0.115 R)
• M13: 7,867,202 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.8

Radius: 11.3

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.63 AU - 1.77 AU

Year: 1431 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,372,965 km

• M1: 140,622 km (0.077 R)
• M2: 527,183 km (0.074 R)
• M3: 989,590 km (0.109 R)
• M4: 1,506,002 km (0.076 R)
• M5: 2,603,751 km (0.073 R)
• M6: 2,985,226 km (0.11 R)
• M7: 3,520,786 km (0.104 R)
• M8: 4,132,940 km (0.113 R)
• M9: 5,206,155 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.4

Radius: 9.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.81 AU - 3.97 AU

Year: 4030 Days

Day: 12.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,372,965 km

• M1: 123,418 km (0.12 R)
• M2: 593,754 km (0.113 R)
• M3: 952,340 km (0.062 R)
• M4: 1,281,605 km (0.083 R)
• M5: 1,892,563 km (0.051 R)
• M6: 2,248,456 km (0.049 R)
• M7: 2,674,810 km (0.086 R)
• M8: 3,973,170 km (0.088 R)
• M9: 4,637,384 km (0.105 R)
• M10: 5,353,210 km (0.097 R)
• M11: 5,715,985 km (0.112 R)
• M12: 6,562,709 km (0.082 R)
• M13: 7,155,266 km (0.084 R)
• M14: 7,543,473 km (0.104 R)
• M15: 7,864,061 km (0.083 R)
• M16: 9,606,427 km (0.077 R)
• M17: 10,273,035 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.9

Radius: 5.5

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.59 AU - 8.85 AU

Year: 13850 Days

Day: 18.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,372,965 km

• M1: 71,807 km (0.087 R)
• M2: 346,020 km (0.115 R)
• M3: 591,360 km (0.112 R)
• M4: 1,243,308 km (0.061 R)
• M5: 1,667,119 km (0.078 R)
• M6: 2,147,029 km (0.118 R)
• M7: 4,033,907 km (0.059 R)
• M8: 4,832,310 km (0.025 R)
• M9: 5,141,679 km (0.089 R)
• M10: 7,362,010 km (0.106 R)
• M11: 7,855,384 km (0.098 R)
• M12: 8,370,450 km (0.118 R)
• M13: 8,547,125 km (0.12 R)
• M14: 8,726,193 km (0.096 R)
• M15: 9,420,328 km (0.112 R)
• M16: 10,606,639 km (0.111 R)
• M17: 10,813,532 km (0.063 R)
• M18: 12,056,392 km (0.108 R)
• M19: 16,837,689 km (0.093 R)
• M20: 18,278,466 km (0.1 R)
• M21: 22,320,601 km (0.112 R)
• M22: 22,918,095 km (0.054 R)
• M23: 23,438,695 km (0.106 R)
• M24: 30,627,471 km (0.118 R)
• M25: 31,899,203 km (0.091 R)
• M26: 32,875,778 km (0.115 R)
• M27: 33,537,748 km (0.097 R)
• M28: 35,692,706 km (0.1 R)
• M29: 38,301,244 km (0.086 R)
• M30: 43,894,259 km (0.066 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: 239 - 18,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit