🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.9

Radius: 12

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.72 AU - 1.06 AU

Year: 580 Days

Day: 11.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,719,896 km

• M1: 149,299 km (0.109 R)
• M2: 613,202 km (0.092 R)
• M3: 1,030,580 km (0.074 R)
• M4: 1,457,682 km (0.051 R)
• M5: 1,924,726 km (0.032 R)
• M6: 2,544,211 km (0.051 R)
• M7: 3,008,264 km (0.051 R)
• M8: 3,449,129 km (0.119 R)
• M9: 3,961,950 km (0.113 R)
• M10: 4,352,400 km (0.112 R)
• M11: 4,919,077 km (0.112 R)
• M12: 5,389,263 km (0.05 R)
• M13: 5,794,524 km (0.082 R)
• M14: 6,461,132 km (0.112 R)
• M15: 7,265,969 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.7

Radius: 14.1

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.82 AU - 1.24 AU

Year: 722 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,719,896 km

• M1: 175,478 km (0.078 R)
• M2: 776,413 km (0.077 R)
• M3: 1,388,717 km (0.054 R)
• M4: 1,982,920 km (0.115 R)
• M5: 2,776,836 km (0.113 R)
• M6: 3,504,779 km (0.102 R)
• M7: 4,564,530 km (0.075 R)
• M8: 5,377,595 km (0.053 R)
• M9: 6,044,652 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 9.8

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.97 AU - 1.35 AU

Year: 862 Days

Day: 12 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,719,896 km

• M1: 122,670 km (0.116 R)
• M2: 483,052 km (0.113 R)
• M3: 817,552 km (0.086 R)
• M4: 1,142,329 km (0.047 R)
• M5: 2,095,567 km (0.119 R)
• M6: 2,507,709 km (0.105 R)
• M7: 2,851,934 km (0.102 R)
• M8: 3,664,849 km (0.097 R)
• M9: 4,079,534 km (0.112 R)
• M10: 4,443,356 km (0.056 R)
• M11: 4,915,636 km (0.1 R)
• M12: 5,648,217 km (0.112 R)
• M13: 6,947,475 km (0.1 R)
• M14: 8,410,542 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 10

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.05 AU - 1.63 AU

Year: 1071 Days

Day: 7.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,719,896 km

• M1: 124,316 km (0.096 R)
• M2: 471,233 km (0.052 R)
• M3: 975,528 km (0.032 R)
• M4: 1,353,711 km (0.077 R)
• M5: 2,154,359 km (0.072 R)
• M6: 2,528,054 km (0.115 R)
• M7: 2,991,359 km (0.116 R)
• M8: 3,847,657 km (0.107 R)
• M9: 4,206,393 km (0.075 R)
• M10: 4,571,711 km (0.118 R)
• M11: 6,250,797 km (0.05 R)
• M12: 6,646,783 km (0.029 R)
• M13: 7,315,336 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.7

Radius: 12.1

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.63 AU - 1.87 AU

Year: 1598 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,719,896 km

• M1: 150,795 km (0.028 R)
• M2: 545,733 km (0.098 R)
• M3: 927,208 km (0.118 R)
• M4: 1,470,996 km (0.099 R)
• M5: 2,284,509 km (0.038 R)
• M6: 2,880,806 km (0.106 R)
• M7: 4,328,166 km (0.034 R)
• M8: 5,312,819 km (0.092 R)
• M9: 5,822,499 km (0.079 R)
• M10: 6,238,680 km (0.077 R)
• M11: 8,440,162 km (0.077 R)
• M12: 8,846,769 km (0.105 R)
• M13: 9,835,312 km (0.098 R)
• M14: 10,285,901 km (0.092 R)
• M15: 11,416,562 km (0.059 R)
• M16: 12,790,618 km (0.111 R)
• M17: 13,370,160 km (0.119 R)
• M18: 15,352,182 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.6

Radius: 3.2

Gravity: 30.53 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.11 AU - 9.15 AU

Year: 16001 Days

Day: 22 Hours

Environment

Temp: -238 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,719,896 km

• M1: 52,958 km (0.116 R)
• M2: 158,424 km (0.104 R)
• M3: 274,811 km (0.107 R)
• M4: 380,427 km (0.087 R)
• M5: 513,719 km (0.03 R)
• M6: 809,175 km (0.091 R)
• M7: 1,374,804 km (0.086 R)
• M8: 1,557,164 km (0.119 R)
• M9: 2,533,290 km (0.113 R)
• M10: 2,963,683 km (0.119 R)
• M11: 3,172,372 km (0.102 R)
• M12: 3,516,597 km (0.094 R)
• M13: 4,854,451 km (0.061 R)
• M14: 5,759,368 km (0.073 R)
• M15: 7,173,816 km (0.101 R)
• M16: 7,764,578 km (0.106 R)
• M17: 11,045,260 km (0.104 R)
• M18: 11,266,216 km (0.061 R)
• M19: 13,017,408 km (0.08 R)
• M20: 13,263,796 km (0.084 R)
• M21: 20,731,123 km (0.088 R)
• M22: 21,321,437 km (0.06 R)
• M23: 23,521,423 km (0.034 R)
• M24: 25,674,585 km (0.114 R)
• M25: 31,791,343 km (0.067 R)
• M26: 40,094,623 km (0.11 R)
• M27: 42,746,395 km (0.103 R)
• M28: 45,371,688 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.8

Radius: 5.5

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.2 AU - 12.42 AU

Year: 22851 Days

Day: 15 Hours

Environment

Temp: -244 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,719,896 km

• M1: 68,366 km (0.096 R)
• M2: 247,435 km (0.107 R)
• M3: 511,326 km (0.045 R)
• M4: 1,085,033 km (0.115 R)
• M5: 4,176,174 km (0.099 R)
• M6: 5,516,870 km (0.091 R)
• M7: 10,857,813 km (0.118 R)
• M8: 11,462,787 km (0.042 R)
• M9: 13,140,228 km (0.089 R)
• M10: 14,682,133 km (0.082 R)
• M11: 16,497,504 km (0.118 R)
• M12: 18,288,190 km (0.105 R)
• M13: 41,435,618 km (0.118 R)
• M14: 42,610,560 km (0.112 R)
• M15: 43,056,810 km (0.087 R)
• M16: 47,852,020 km (0.084 R)
• M17: 59,406,661 km (0.099 R)
• M18: 62,225,982 km (0.094 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: 185 - 18,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit