🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.5

Radius: 12.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.52 AU - 0.74 AU

Year: 333 Days

Day: 12.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,973,045 km

• M1: 154,235 km (0.054 R)
• M2: 590,762 km (0.12 R)
• M3: 982,708 km (0.098 R)
• M4: 1,417,739 km (0.119 R)
• M5: 1,878,201 km (0.076 R)
• M6: 2,354,222 km (0.098 R)
• M7: 2,849,690 km (0.112 R)
• M8: 3,345,756 km (0.109 R)

Asteroid Belt

Center: 0.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.4

Radius: 14.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.05 AU - 1.43 AU

Year: 921 Days

Day: 8.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,973,045 km

• M1: 178,620 km (0.09 R)
• M2: 679,324 km (0.102 R)
• M3: 1,263,952 km (0.033 R)
• M4: 2,064,451 km (0.116 R)
• M5: 2,529,850 km (0.069 R)
• M6: 3,843,618 km (0.084 R)
• M7: 4,371,100 km (0.088 R)
• M8: 5,301,150 km (0.038 R)
• M9: 5,793,477 km (0.117 R)
• M10: 6,490,304 km (0.12 R)
• M11: 7,031,698 km (0.085 R)
• M12: 7,701,448 km (0.075 R)
• M13: 8,492,372 km (0.075 R)
• M14: 9,393,250 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.1

Radius: 14.6

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.05 AU - 2.49 AU

Year: 2281 Days

Day: 9.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,973,045 km

• M1: 181,612 km (0.083 R)
• M2: 842,236 km (0.054 R)
• M3: 1,526,796 km (0.106 R)
• M4: 2,570,839 km (0.072 R)
• M5: 3,635,228 km (0.078 R)
• M6: 4,249,028 km (0.089 R)
• M7: 4,710,687 km (0.079 R)
• M8: 5,711,348 km (0.095 R)
• M9: 7,077,026 km (0.08 R)
• M10: 7,883,359 km (0.114 R)
• M11: 9,895,301 km (0.051 R)
• M12: 10,598,560 km (0.055 R)
• M13: 11,334,881 km (0.083 R)
• M14: 12,867,062 km (0.115 R)
• M15: 15,200,041 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.9

Radius: 14.2

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.11 AU - 6.07 AU

Year: 8813 Days

Day: 11.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,973,045 km

• M1: 176,525 km (0.071 R)
• M2: 660,624 km (0.043 R)
• M3: 1,752,240 km (0.079 R)
• M4: 3,159,507 km (0.078 R)
• M5: 4,596,544 km (0.12 R)
• M6: 5,162,024 km (0.113 R)
• M7: 5,707,159 km (0.074 R)
• M8: 6,469,809 km (0.068 R)
• M9: 7,497,696 km (0.062 R)
• M10: 11,345,652 km (0.117 R)
• M11: 12,781,492 km (0.1 R)
• M12: 13,603,383 km (0.103 R)
• M13: 15,746,223 km (0.077 R)
• M14: 16,759,749 km (0.092 R)
• M15: 17,318,048 km (0.116 R)
• M16: 18,251,389 km (0.055 R)
• M17: 21,173,035 km (0.11 R)
• M18: 22,324,041 km (0.108 R)
• M19: 22,915,103 km (0.089 R)
• M20: 23,864,750 km (0.094 R)
• M21: 27,733,949 km (0.109 R)
• M22: 28,220,741 km (0.078 R)
• M23: 31,262,813 km (0.102 R)
• M24: 32,216,649 km (0.042 R)
• M25: 33,849,061 km (0.096 R)
• M26: 35,080,850 km (0.115 R)
• M27: 40,682,692 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.5

Radius: 6.1

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.59 AU - 11.67 AU

Year: 23112 Days

Day: 22.2 Hours

Environment

Temp: -246 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,973,045 km

• M1: 75,996 km (0.109 R)
• M2: 326,871 km (0.115 R)
• M3: 616,343 km (0.117 R)
• M4: 1,058,555 km (0.107 R)
• M5: 2,083,749 km (0.107 R)
• M6: 2,601,507 km (0.087 R)
• M7: 3,392,581 km (0.117 R)
• M8: 3,679,210 km (0.118 R)
• M9: 4,075,944 km (0.1 R)
• M10: 4,366,911 km (0.025 R)
• M11: 5,554,120 km (0.074 R)
• M12: 6,543,112 km (0.077 R)
• M13: 7,937,813 km (0.089 R)
• M14: 9,975,036 km (0.071 R)
• M15: 11,746,874 km (0.082 R)
• M16: 12,336,888 km (0.028 R)
• M17: 12,605,416 km (0.096 R)
• M18: 13,647,066 km (0.085 R)
• M19: 19,096,019 km (0.08 R)
• M20: 20,280,684 km (0.088 R)
• M21: 21,513,371 km (0.083 R)
• M22: 25,946,703 km (0.062 R)
• M23: 26,610,020 km (0.083 R)
• M24: 32,968,379 km (0.116 R)
• M25: 33,877,186 km (0.095 R)
• M26: 38,960,073 km (0.104 R)
• M27: 40,269,054 km (0.041 R)
• M28: 40,563,911 km (0.096 R)
• M29: 51,466,155 km (0.072 R)
• M30: 51,987,504 km (0.054 R)
• M31: 57,211,013 km (0.114 R)
• M32: 65,177,100 km (0.111 R)
• M33: 67,226,291 km (0.119 R)
• M34: 71,885,068 km (0.073 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: 196 - 12,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit