🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.2

Radius: 11

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.59 AU - 0.83 AU

Year: 421 Days

Day: 14.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,094,557 km

• M1: 136,732 km (0.064 R)
• M2: 1,024,147 km (0.094 R)
• M3: 1,762,413 km (0.054 R)
• M4: 2,171,563 km (0.057 R)
• M5: 2,895,616 km (0.101 R)
• M6: 4,069,660 km (0.088 R)
• M7: 4,434,530 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 11

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.63 AU - 0.93 AU

Year: 484 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,094,557 km

• M1: 136,882 km (0.095 R)
• M2: 545,434 km (0.071 R)
• M3: 1,075,758 km (0.086 R)
• M4: 1,671,607 km (0.107 R)
• M5: 2,034,082 km (0.104 R)
• M6: 2,421,242 km (0.042 R)
• M7: 2,774,592 km (0.084 R)
• M8: 3,393,927 km (0.09 R)
• M9: 3,851,996 km (0.06 R)
• M10: 5,062,990 km (0.054 R)
• M11: 5,430,702 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.4

Radius: 8.4

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.23 AU - 1.39 AU

Year: 1054 Days

Day: 12.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,094,557 km

• M1: 106,962 km (0.116 R)
• M2: 402,119 km (0.027 R)
• M3: 704,307 km (0.066 R)
• M4: 995,873 km (0.077 R)
• M5: 1,511,387 km (0.032 R)
• M6: 1,964,669 km (0.113 R)
• M7: 2,412,864 km (0.115 R)
• M8: 2,778,332 km (0.058 R)
• M9: 3,268,115 km (0.088 R)
• M10: 3,621,316 km (0.074 R)
• M11: 4,592,954 km (0.105 R)
• M12: 4,969,641 km (0.054 R)
• M13: 5,600,346 km (0.115 R)
• M14: 5,916,297 km (0.07 R)
• M15: 6,402,490 km (0.092 R)
• M16: 7,388,639 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.4

Radius: 6.6

Gravity: 16.54 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.67 AU - 9.95 AU

Year: 16839 Days

Day: 15.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,094,557 km

• M1: 85,271 km (0.057 R)
• M2: 338,690 km (0.059 R)
• M3: 1,961,378 km (0.117 R)
• M4: 3,893,285 km (0.089 R)
• M5: 4,296,900 km (0.081 R)
• M6: 5,114,901 km (0.045 R)
• M7: 5,793,477 km (0.104 R)
• M8: 7,750,666 km (0.118 R)
• M9: 8,747,586 km (0.09 R)
• M10: 10,575,223 km (0.066 R)
• M11: 10,993,349 km (0.096 R)
• M12: 12,776,705 km (0.065 R)
• M13: 13,046,281 km (0.072 R)
• M14: 13,319,746 km (0.073 R)
• M15: 13,666,813 km (0.11 R)
• M16: 13,878,045 km (0.043 R)
• M17: 17,312,962 km (0.098 R)
• M18: 18,832,427 km (0.074 R)
• M19: 19,358,114 km (0.113 R)
• M20: 30,332,015 km (0.078 R)
• M21: 31,297,371 km (0.084 R)
• M22: 33,416,574 km (0.067 R)
• M23: 34,706,706 km (0.076 R)
• M24: 53,044,862 km (0.113 R)
• M25: 55,689,603 km (0.058 R)
• M26: 60,290,635 km (0.11 R)
• M27: 64,346,083 km (0.071 R)
• M28: 65,337,768 km (0.117 R)
• M29: 65,937,655 km (0.1 R)
• M30: 67,148,500 km (0.114 R)

Asteroid Belt

Center: 8.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.1

Radius: 5.2

Gravity: 15.39 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.78 AU - 10.76 AU

Year: 19839 Days

Day: 21.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,094,557 km

• M1: 65,374 km (0.065 R)
• M2: 692,189 km (0.105 R)
• M3: 1,455,288 km (0.077 R)
• M4: 7,101,710 km (0.104 R)
• M5: 7,460,147 km (0.113 R)
• M6: 7,830,701 km (0.079 R)
• M7: 10,429,664 km (0.117 R)
• M8: 13,895,099 km (0.101 R)
• M9: 17,975,531 km (0.086 R)
• M10: 19,150,472 km (0.06 R)
• M11: 21,007,730 km (0.026 R)
• M12: 22,788,543 km (0.066 R)
• M13: 23,765,118 km (0.106 R)
• M14: 25,906,013 km (0.065 R)
• M15: 27,185,523 km (0.115 R)
• M16: 29,754,418 km (0.097 R)
• M17: 30,567,183 km (0.072 R)
• M18: 32,237,144 km (0.077 R)
• M19: 34,219,017 km (0.088 R)
• M20: 38,151,197 km (0.07 R)
• M21: 39,804,852 km (0.074 R)
• M22: 40,225,671 km (0.118 R)
• M23: 41,793,905 km (0.052 R)
• M24: 47,054,365 km (0.101 R)
• M25: 48,315,774 km (0.081 R)
• M26: 50,086,713 km (0.09 R)
• M27: 54,616,238 km (0.102 R)
• M28: 55,658,636 km (0.09 R)
• M29: 61,629,685 km (0.096 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 19,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit